David Webb Platinum & 18K Yellow Gold Nail Ring. Twisted nail made of hammered finish 18k yellow gold, with tip and nob encrusted with round cut diamonds. This ring is one of the most wearable David Webb rings, yet rest assured very recognizable as always with all David Webb designs. Size 7. Center Diamond Weight: 0.00 Measurements: Size: 7 Metal Type: Platinum & 18K Yellow Gold Metal Weight: 17.4 gr. Signed: WEBB Condition: Excellent. Stock: RR8560