Centers of these cufflinks set with 2 rectangular cut diamonds with total weight of 6.52ct (3.29ct rectangular step cut diamond, color J:, clarity: VS1, GIA certified, and 3.23ct rectangular step cut diamond, color: I, clarity: VS2, GIA Certified).Framed by 32 square cut diamonds with total weight of approximately 4.20ct. Equipped with swivel backs encrusted with total of 16 round brilliant cut diamonds with total weight of approximately 0.80ct. Color: G-H, clarity: VVS-VS. Diamonds:2 rectangular cut diamonds & 16 round brilliant cut diamondsTotal weight of all diamonds: approx. 7.32ct Sapphires: 32 square sapphiresTotal weight approx. 4.20ctInscribed: Serial Number, irid., plat. Stamped: Oscar Heyman's makers mark. Measurements: Front approx. 12.7mm by 17.9mmBack approx. 17.6mm by 4.6mmWeight: 24.6 grams. Accompanied by two GIA Certificates for center stones and Oscar Heyman cufflink box. Ref# 950-000-2276