Art Deco Platinum 4CT Black Opal and Diamond Ring Paraiba Secondary Stones

Secondary Stones

The cross is hallmarked 925

Starr & Frost mark is punched over top of a Dominick & Haff makers mark and I believe the pattern is Marie Antoinette

Engraving: "A

Art Deco Platinum 4CT Black Opal and Diamond Ring Paraiba Secondary StonesEra: Art Deco Hallmarks: 10% IR, PLAT Composition: Platinum Primary Stone: Black Opal Stone Carat Weight: Approximately 4 Carats Accent Stone: Baguette and Round Cut Diamonds Accent Stone Carat Weight: Approximately . 50 Carats Color Clarity: F G VS1 2 Ring Length: 19. 20mm Rise Above Finger: 4. 5mm Ring Size: 6. 75 Ring Weight: 4. 8 Grams Ring Condition: Kept in excellent estate condition, ready to wear GIA Certified: #6203373487