1930s Vintage Platinum Bypass Ring

Vintage Art Deco platinum diamond ring featuring a round European cut brilliant center diamond surrounded by eighteen single-cut natural diamonds in a sculptural bypass setting. The center diamond is graded G color and VS1 clarity, with strong blue fluorescence. Crafted in platinum and dating to the Art Deco period, this is a beautifully preserved example of early 20th-century fine jewelry.

Professionally appraised by a Graduate Gemologist in August 2026. Appraisal documentation included with purchase.

Details

• Art Deco platinum diamond ring
• European cut brilliant natural center diamond
• Center diamond: 0.44 ct
• Center diamond color: G
• Center diamond clarity: VS1
• Center measurements: 4.84 × 4.90 × 3.20 mm
• Fluorescence: Strong Blue
• Polish: Excellent
• Symmetry: Good
• Cut: Good
• 18 single-cut natural round brilliant accent diamonds
• Accent diamond total weight: approx. 0.75 ctw
• Approx. total diamond weight: 1.19 ctw
• Platinum
• Ring weight: 6.1 grams
• Ring size: 6¼