One polished. stamped. and tested platinum necklace marked Oscar Friedman. The necklace is mounted with 75 genuine round diamonds weighing approximately 22.01 carats. The necklace measures 17 inches in length and is finished with a tension lock clasp and folding safety clasp. This item weighs 53.1 grams, condition is new. excellent workmanship. #MAIN GEMSTONES# Identity: Natural Diamond Shape: Round Cutting Style: Brilliant Cut Quantity: 75 Diamonds Measurements: 3.6 - 6.4mm Total Weight: 22.01 carats Color Grade: G-I Clarity Grade: SI1-I1 Cut Grade: Very Good Refractive Index: 2.417 Specific Gravity: 3.52 +/-0.01 Hardness: 10 TOTAL DIAMOND WEIGHT: 22.01 cts WEIGHT OF ITEM: 53.1 grams METAL: Platinum Size: 17