3 ct 3 Stone Diamond Platinum Ring

Edwardian 2.59 Carat Cabochon Ruby Trilogy Ring, circa 1905

Art Deco 2.00 Carat Old Cut & Rose Cut Diamond Trilogy Ring, circa 1915

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

Montpassier™ ring with 1.24 carat natural sapphire

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

Victorian Coral & Seed Pearl Trilogy Ring, dated 1880

3.24 Carat Pear Shape Diamond Platinum Three-Stone Ring

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

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

Art Deco 1.83 Carat Fancy Intense Yellow Old Cut Diamond Trilogy Ring, circa 1930

Edwardian Opal & Diamond Ring, dated 1910

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

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

Oval Brilliant Fancy Intense Yellow Diamond Platinum White Gold Ring

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

3.90 Carats Cushion Natural No Heat Ruby Diamonds Platinum 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

Diamond Sapphire Platinum Cluster Ring Three Stone

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

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

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

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

Pink and Blue Sapphires in 14K Rose & White Gold Ring

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

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

Art Deco 1.75 Carat Baguette Cut Diamond Trilogy Ring, circa 1925

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

5.02 Carat Emerald Cut Diamond Platinum Ring

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

Art Deco 2.96 Carat Old Cut Diamond Trilogy Ring, circa 1925

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

Mandarin garnet three-stone ring

7.08 Carat GIA Certified Emerald Cut Diamond Platinum Ring

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

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

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

Edwardian 1.55 Carat Old Cut Diamond Trilogy Ring, circa 1905

Victorian Star Ruby & Old Cut Diamond Trilogy Ring, circa 1900

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

Victorian 3.50ct Natural Sapphire Three Stone Ring, circa 1880

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

Tourmaline three-stone ring

Victorian 1.00 Carat Ruby Trilogy & Diamond Ring, circa 1900

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

Art Deco 1.32 Carat Fancy Greenish Yellow & White Old Cut Diamond Trilogy Ring, circa 1935

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