Diamond rings - D4, D5, D6, D7

@GROWNJEWELRY
D4:
18K white gold: 3.65g
Diamond: Round 1.0ct (D color, VS2, 3EX)
Melee diamonds: 0.42ct, 26 pieces.
D5:
18K white gold: 3g
Diamond: Round 1.0ct (D color, VS2, 3EX)
D6:
18K white gold: 3.5-4g
Round 0.5ct diamond（D color, VS2, 3EX）
Melee diamonds: 0.40ct.
D7:
18K white gold: 2.1g
Diamond Round 0.6ct (D color, VS2, 3EX)
Melee diamonds: 0.10ct