c. Early-Mid 1900s Engagement Ring with Art Nouveau / Vienna Succession Shoulders and an Oval Rose Cut Diamond Center

London, England Five-Stone Victorian Half Hoop from 1899

c. 1900 Buttercup Solitaire Engagement Ring with Unique Capital Shoulders

Antique / Vintage c. 1920s - 1940s Post-Victorian / Retro Engagement Ring in Yellow and White Gold

Late/Post-Victorian Classic Gold Solitaire Engagement Ring with Scroll Engraving

c. 1900 Edwardian / Belle Époque Split-Shank Cluster Engagement Ring

c. Late 1930s Art Deco Engagement Ring with a Transitional Cut Diamond Center

c. Early 1900s Gold 8-Prong Solitaire with an Early Art Deco Palm / Fan Engraving Pattern

Antique Gilded Age 15K Gold and Platinum Ring with a Bezel-Set Rose Cut Diamond Center

Antique German Victorian-Era Engagement or Right Hand Ring with an Oval Rose Cut Diamond

c. 1920s Art Deco Hexagonal Two-Tone Ring with an Inverted Yellow Step Cut Diamond

Dated "1873" Gold and Old Mine Cut Diamond Engagement Ring with a Buttercup Basket