Orb Loop Akoya Saltwater Pearl 18K Gold Earrings 7–7.5mm

Inspired by the structural vocabulary of contemporary installation art and astronomical trajectories. Crafted from 18K yellow gold into a large circular design, suspending a semi-spherical Akoya saltwater pearl of 7mm-7.5mm at its center. The piece boasts strong geometric balance, resembling a celestial body of light in the urban night sky. These earrings offer significant visual impact when worn, perfect for the fashion-forward individual seeking to push stylistic boundaries and embrace a trendy, architectural aesthetic. [As our factory produces its own pearls and manufactures its own jewelry, all pearl sizes are limited. Because pearls require time for harvest, and due to factors such as sales, or the impact of marine and cultivation conditions on pearl harvests, certain sizes may become temporarily out of stock. Therefore, some styles may experience temporary shortages. If you wish to order, please inquire about stock availability first.] Our pearls, varying by type, originate from both Japan and China, the two major production regions. They are processed and crafted in professional jewelry workshops in China, ensuring stable quality and exquisite craftsmanship, perfectly showcasing the pearls' natural luster and charm. 🔹 Japanese Origin | Akoya Saltwater Pearls, Shinju-tama Pearls Akoya pearls are the most representative type of saltwater pearl. Cultivated primarily in regions like Mie, Kumamoto, and Ehime in Japan, with the Seto Inland Sea coast being particularly renowned. Akoya pearls are produced by the **Pinctada fucata** oyster. Due to the small size of the oyster, each shell can only yield one pearl, and it requires approximately 3 years of careful cultivation, resulting in relatively scarce production, and thus high quality and price. Akoya pearls are nucleated pearls known for their high roundness and a cool, brilliant luster. They are often called the "little light bulbs" of the pearl world and are highly favored in fine jewelry. Their surface often exhibits a natural "orange peel" texture. If selecting a special grade (with a Japanese certificate), they are nearly flawless with even more luminous clarity. Colors include Sakura pink, pearl white, rose pink, cool blueish green, iridescent gold, and queenly hues, as well as the rare Shinju-tama series, a variant with a natural pinkish-purple iridescence, beloved by collectors. 🔹 Chinese Origin | Freshwater Cultured Pearls China is the world's largest producer of freshwater pearls, with production concentrated in Zhejiang, Hunan, Jiangsu, and Anhui. Freshwater pearls are primarily cultivated from large bivalves like the Hyriopsis cumingii. A single oyster can yield dozens of pearls simultaneously, resulting in a much higher yield than saltwater pearls. In the past decade, with significant advancements in cultivation techniques and selection standards, high-quality freshwater pearls now rival Akoya pearls in roundness, nacre compactness, and luster. Although nucleated cultivation is less common, top-grade freshwater pearls can achieve near-perfect roundness, a warm and translucent luster, and strong surface sheen, all at a more accessible price point. They are an excellent value choice for everyday wear and designer jewelry. Regardless of whether you choose Akoya saltwater pearls or Chinese freshwater pearls, all items are meticulously crafted in our Chinese processing workshop, ensuring that every piece meets jewelry-grade standards from raw material to craftsmanship details, adding elegant refinement to your daily life. https://live.staticflickr.com/65535/54586131810_8f2fee49cc_b.jpg (Within the Pearl Grading Guide: the circled sections can serve as a reference standard for pearls in our store) https://live.staticflickr.com/65535/54586035868_cf01f90df0_b.jpg https://live.staticflickr.com/65535/54585793436_ddd2e63e51_b.jpg https://live.staticflickr.com/65535/54585797431_701d282b24_b.jpg 💡 Wearing and Care Recommendations ・ Avoid contact with perfumes, alcohol, and acidic or alkaline substances. ・ Gently wipe with a dry cloth after daily wear to maintain pearl cleanliness. ・ Store separately to prevent scratches from contact with metal jewelry. 📦**Process Description:** After placing an order, we will order from overseas suppliers, begin stone setting and production, and then ship to Taiwan. As the factory is located overseas, production and logistics typically take around 7 days. 💖 Follow Us for the Latest Gemstone Product Information 📌 Latest Arrivals on Pinkoi Store 💌 For specific colors or types of gemstones, please send us a private message for custom order discussions. Unsure whether to choose Freshwater or Akoya pearls? We've compiled a comparison across seven key aspects to help you select the most suitable pearl: One: Origin and Cultivation Akoya pearls are saltwater cultured, mainly from Japan and southern China; freshwater pearls are primarily from the lake regions of China's Yangtze River basin. Akoya pearls require 3-5 years of cultivation, with one pearl per oyster. Freshwater pearls can grow multiple pearls simultaneously with a shorter cycle. Two: Shape and Size Akoya pearls have high roundness and standard shapes, with common sizes ranging from 5-8mm; freshwater pearls are more varied. Nucleated freshwater pearls (like Edison) can reach over 12mm. Three: Color Akoya pearls are mainly white with pinkish overtones; freshwater pearls come in natural colors like pink, purple, and white, offering rich variation. Four: Luster Akoya pearls have sharp, intense luster, earning them the nickname "little light bulbs"; freshwater pearls have a softer, diffused reflection with a delicate, silky sheen. Five: Surface Imperfections Akoya pearls are relatively delicate, while freshwater pearls may have natural growth lines. However, higher grades are also extremely clean. Six: Nacre Thickness and Durability Freshwater pearls are either nucleated or have thick nacre layers, offering excellent durability; Akoya pearls, with their thinner nacre, require protection from heavy pressure and abrasion. Seven: Suitable Occasions Akoya pearls are noble and elegant, suitable for formal banquets; freshwater pearls are versatile and ideal for everyday and work attire. Unsure whether to buy freshwater or Akoya pearls? A comparison of the two (Detailed Version): One: Origin & Cultivation Akoya Pearls Akoya pearls are saltwater cultured pearls. They are primarily produced in Japan, and also cultivated in regions like Vietnam and China. The Akoya pearl's host oyster is the Pinctada fucata, which requires growth in marine environments with high salinity and complex currents. Typically, one oyster yields only one pearl. The cultivation cycle for Akoya is relatively long, approximately 3-5 years. Akoya's annual output is low, accounting for about 10% of global pearl production (total saltwater pearls). Akoya was the world's first commercially produced saltwater cultured pearl, beginning in the early 1900s. Saltwater cultured pearls (including Akoya) are usually nucleated, with a spherical bead nucleus inserted into the oyster. Freshwater Pearls Freshwater pearls are cultured in freshwater environments such as lakes and rivers, with major production areas in the lakes and rivers of China's middle and lower Yangtze River basin, including regions like Zhejiang, Hunan, and Jiangsu. The primary host oyster for freshwater pearls is the Hyriopsis cumingii. The growth environment offers stable and controllable water quality. One oyster can yield 10-40 or 30-50 pearls. Most freshwater pearls form naturally within the oyster without a nucleus (primarily non-nucleated cultivation), which leads to more irregular shapes. The cultivation cycle for freshwater pearls is relatively short, about 1-3 years. Freshwater pearls account for the vast majority of global pearl production, around 95%. Nucleated freshwater cultured pearls are also known as "Edison" pearls. Natural pearls and non-nucleated cultured pearls are almost entirely composed of nacre. Two: Appearance - Shape & Size Shape: Due to the insertion of a round nucleus during cultivation and a relatively thin nacre layer that helps maintain roundness, Akoya pearls typically achieve a very round shape with a high rate of perfect roundness. Over 90% of high-quality Akoya pearls are nearly perfectly round. The roundness of Akoya pearls accessible to consumers is usually good. Freshwater cultured pearls (primarily non-nucleated) are naturally formed without a nucleus, making their shapes more prone to being oval or irregular. Over 80% of freshwater pearls on the market are oval, flattened oval, or baroque shapes, with a lower proportion of perfectly round ones. Due to non-nucleated cultivation, perfectly round freshwater pearls are extremely rare, with near-round being the highest roundness grade. Nucleated freshwater cultured pearls (Edison pearls) are similar in size to saltwater pearls but have lower roundness. Size: Akoya pearls are smaller, with pearls typically produced in the range of 6-9mm. Commercial production often focuses on 6-8mm or 5-8mm. 8mm is considered a good size, with the largest Akoya pearls reaching 10-11mm. The larger the size of an Akoya pearl, the more valuable it is. Even a difference of 1mm, for example, between 7-8mm and 8-9mm Akoya pearls, can result in a significant price difference. The diameter of freshwater cultured pearls typically ranges from 5-12mm. Nucleated freshwater pearls (Edison pearls) can reach sizes of 12-20mm. South Sea pearls are generally 10-16mm, with those exceeding 16mm being relatively rare and precious. Three: Appearance - Color The body color of Akoya pearls is primarily white. Common secondary colors include pink, light greenish-blue, and light yellowish-green, with pink being the most popular. Akoya also comes in blue hues (like Shinju-tama) and yellow hues (like Aurora Queen, Aurora Gold). Saltwater pearls (including Akoya) do not have purple colors. Pearl colors originate from minerals or natural pigments secreted by the oyster. The colors of freshwater cultured pearls are mainly white, pink, and light purple. Purple is a unique color for freshwater pearls, derived from carotenoids in the Hyriopsis cumingii. Nucleated freshwater cultured pearls (Edison pearls) can exhibit deep purple or bronze colors. Freshwater pearls do not have pure black or deep gold colors. Some colors may be bleached or dyed. Four: Appearance - Luster Pearl luster is one of the key factors determining quality, and even its soul. Luster is related to the thickness and quality of the nacre layers. The stronger the luster, the more precious and expensive the pearl. Luster is the most crucial value factor for pearls. Akoya pearls are renowned for their very high and beautiful luster, often called "little light bulbs of the world." Their luster is strong, capable of producing sharp reflections with clear imaging. In comparisons of the highest quality, the mirror-like luster of Akoya can reach levels higher than South Sea pearls. High-quality specimens can reflect a human face. The luster of freshwater cultured pearls is relatively softer, mainly diffuse reflection, with a soft, silky feel. Some high-quality freshwater pearls can achieve good luster, reaching 70%-80% of saltwater pearls. Some top-grade freshwater pearls can achieve "very strong luster." The luster of freshwater pearls is shallower, with weaker refractive effects. GUILD classifies pearl luster into four grades: Very good, Good, Fair, and Poor. Five: Appearance - Surface Quality Naturally formed pearls usually have minor blemishes on their surface. The fewer the imperfections, the better the quality. Perfectly flawless pearls are extremely rare and expensive. Akoya pearls have higher surface smoothness, with imperfections typically being small pinpricks. Freshwater pearls' surfaces may show growth lines like spirals or indentations. Surface quality is divided into four grades: Very good (near flawless), Good (minor imperfections), Fair (moderate imperfections), and Poor (many imperfections). The degree of imperfection is one of the factors in determining pearl quality. Six: Physical Characteristics - Nacre Thickness & Durability Nacre thickness is an important factor in assessing the quality of nucleated cultured pearls. Nacre thickness affects the pearl's beauty and durability. If the nacre is too thin, it can affect luster, and may lose its luster or even show "skin peeling" with abrasion. Akoya pearls have relatively thinner nacre compared to other types of saltwater cultured pearls, typically between 0.15mm and 0.55mm. 0.5mm is considered thick-nacre for Akoya. According to GUILD standards, an Akoya pearl with a nacre thickness greater than 0.4mm is of better quality. Akoya pearls are most sensitive to nacre thickness. The thinner nacre of Akoya pearls helps them maintain their round shape. Freshwater cultured pearls (primarily non-nucleated) typically have nacre layers from 0.3 to 0.8mm. The internal structure of non-nucleated freshwater pearls is almost entirely composed of nacre. Prolonged wear of freshwater pearls may gradually diminish their luster due to friction, resulting in a relatively shorter lifespan. Nucleated freshwater cultured pearls (Edison) have thicker nacre layers, which can reach 0.8-3mm. Overall, saltwater pearls generally have thicker nacre layers and longer lifespans. Saltwater pearls (such as South Sea pearls, Tahitian pearls) typically have nacre layers in the range of 0.8-3mm. South Sea pearls can have nacre up to 2mm, which is 60 to 100 times that of Akoya. Seven: Daily Wear & Suitability Akoya pearls, with their high luster, roundness, and classic white hues, are a very popular choice for daily wear. They are well-suited for versatile necklace designs that exude elegance, luxury, and classic charm. They are also suitable for formal occasions, weddings, and business gifts. Freshwater cultured pearls, due to their affordability (thanks to China's large production volume and cultivation methods) and diverse colors (especially baroque shapes), are a popular choice for daily commutes and casual wear. High-quality freshwater pearls (with very strong luster, near-round shape, and minimal imperfections) are visually indistinguishable from saltwater pearls to the naked eye and offer excellent value, making them ideal for everyday wear. They are suitable for students, young professionals, or baroque pearl enthusiasts. If you have a limited budget and plan to wear them primarily for daily activities, high-quality freshwater pearls are an excellent option. From a pure usability perspective, high-quality freshwater pearls and saltwater pearls have very little difference in user experience.