Golden South Sea Pearl Necklace One single strand, graduated South Sea cultured pearl necklace. The strand has each pearl individually hand knotted and measures 18 inches in length. The necklace is finished with a solid 14K yellow gold plunger style tension lock scalloped bead clasp. MAIN GEMSTONES Identity: South Sea Pearl Species: Cultured Pearl Shape: Round Quantity: 37 pearls Measurements: 10 - 13 mm Body Color: Gold Overtone: Light Pink Luster: Excellent Matching: Excellent Surface Grade: Lightly Spotted Refractive Index: 1.530 - 1.685 DR Birefringence: 0.155 Chemical Formula: CaCO3 Specific Gravity: 2.72 - 2.78 Gold South Sea Cultured Pearls form in the Gold Lipped Pinctada Maxima oyster. These oysters are farmed in the warm ocean waters throughout South Eastern Asia. RARE NATURAL COLOR GOLDEN SOUTH SEA PEARLS 37 SOUTH SEA PEARLS: 10 - 13 mm WEIGHT OF ITEM: 75.7 grams GOLD CONTENT: 14K Yellow Gold