Art Deco 2.10 Carat Fancy Intense Yellow & White Diamond Trilogy Ring, circa 1925

Mid Century 2.13 Carat Ruby & 0.50 Carat Diamond Trilogy Ring, dated 1971

Victorian Coral & Seed Pearl Trilogy Ring, dated 1880

Tourmaline three-stone ring

Edwardian 1.55 Carat Old Cut Diamond Trilogy Ring, circa 1905

Art Deco 2.28 Carat Emerald & 1.97 Carat Old Cut Diamond Trilogy Ring, circa 1940

Retro Sapphire & Old Cut Diamond Trilogy Ring, circa 1945

1.99 Carat Fancy Orangey Brown & White Old Cut Diamond Trilogy Ring, 18k White Gold

Mid Century Ruby & Old Cut Diamond Cluster Ring, circa 1955

14K Yellow Gold Ruby and Diamond Ring

Art Deco Natural Ruby & Old Cut Diamond Trilogy Crossover Ring, circa 1940

Mid Century 1.66 Carat Old Cut Diamond Trilogy Ring, circa 1955

18K White Gold Sapphire And Diamond Ring

Edwardian Opal & Diamond Ring, dated 1910

Art Deco 0.90 Carat Old Cut Diamond & Tapered Baguette Cut Sapphire Trilogy Ring, circa 1930

Antique Victorian 2.19 CTW Diamond & Platinum Ring w/ Independent Appraisal

Late 20th Century Sapphire & Diamond Trilogy Ring, circa 1975

5.02 Carat Emerald Cut Diamond Platinum Ring

Art Deco Old Cut Diamond & Cabochon Ruby Trilogy Ring, circa 1940

Art Deco 2.56 Carat Old Cut Diamond Trilogy Ring, circa 1930

7.08 Carat GIA Certified Emerald Cut Diamond Platinum Ring

Art Deco 1.80 Carat Cognac Yellow & White Old Cut Diamond Trilogy Crossover Ring, circa 1935

Mandarin garnet three-stone ring

Mid Century 0.75 Carat Old Cut Diamond Trilogy Ring, circa 1950

Platinum Old European Cut Diamond RIng

Oval Brilliant Fancy Intense Yellow Diamond Platinum White Gold Ring

Diamond Sapphire Platinum Cluster Ring Three Stone

3.24 Carat Pear Shape Diamond Platinum Three-Stone Ring

Early 20th Century 1.22 Carat Century Ruby & 1.38 Carat Old Cut Diamond Trilogy Ring, circa 1925

18k / Platinum - .89 CTW - Bezel Set Diamond & Sapphire Hand Made Custom Engagement Ring in Rich Yellow Gold and Platinum

Art Deco 1.48 Carat Cushion & Round Old Cut Diamond Trilogy Ring, circa 1945

Sapphire and Diamond Platinum Ring

Victorian 1.50 Carat Old Cut Diamond Trilogy Ring, circa 1880

Victorian 3.50ct Natural Sapphire Three Stone Ring, circa 1880

Mid Century 0.88 Carat Old Cut Diamond & Sapphire Three Stone Ring, circa 1955

Art Deco 0.75 Carat Old Cut & Ruby Trilogy Ring, circa 1915

Mid Century 0.80 Carat Old Cut Diamond Ornate Trilogy Ring, circa 1960

Modernist Fancy Deep Yellow & White Brilliant Cut Diamond Trilogy Ring, dated 1978

Art Deco 1.28 Carat Old Cut Diamond Trilogy Crossover Ring, circa 1915

Edwardian 0.70 Carat Sapphire & 0.84 Carat Old Cut Diamond Trilogy Ring, circa 1910

Retro Emerald, Fancy Orange & White Old Cut Diamond Three Stone Ring, circa 1945

Montpassier™ ring with 1.24 carat natural sapphire

Art Deco 0.80 Carat Old Cut Diamond & Synthetic Ruby Trilogy Ring, circa 1930

Art Deco 0.50 Carat Diamond & Sapphire Trilogy Ring, circa 1920

Mid Century Pearl & Old Cut Diamond Three Stone Crossover Ring, circa 1955

Edwardian 0.80 Carat Old Cut Diamond Trilogy Ring, French, circa 1905

Art Deco 3.79 Carat Star Ruby & Old Cut Diamond Trilogy Ring, circa 1930

Mid Century 1.08 Carat Old Cut Diamond Trilogy Ring, circa 1960