Antique Art Nouveau Art Deco Diamond Engagement Ring 18K White Gold Ostby Barton European Cut Diamond Alternative Engagement Wedding Ring

**Priority Shipping included with all ring orders. For orders outside of North America I ship via DHL. Please contact me for rates.** An antique Ostby and Barton Art Deco .10 carat diamond ring in 18k white gold filigree. Size 7 and sizable up or down. Ostby and Barton jewelry is highly collectable. O&B rings in 18k gold are rare, and this one is in superb condition. Founded in 1879, the company became one of the largest jewelry producers in the world by the early 1900s and manufactured through...