Antique sapphire & diamond five-stone ring

Edwardian blue sapphire & diamond five-stone ring

Vintage, 9.50ct green peridot & diamond cluster ring

Antique diamond five-stone engagement ring

Vintage cabochon aquamarine & diamond cluster cocktail ring

Victorian, oval-cut Burmese ruby & diamond five-stone engagement ring

Vintage ruby & diamond 1950s ring

Art Deco, 1920s, moonstone & diamond cocktail ring

Art Deco, sapphire & diamond daisy cluster engagement ring

Antique natural pearl & diamond ring

Edwardian oval Burmese pink sapphire & diamond engagement cluster ring

Antique, Edwardian pearl & diamond half hoop ring

Art Deco emerald & diamond target cluster ring, circa 1920s

4ct ceylon blue sapphire & diamond ring, French, circa 1940

Emerald & diamond half-eternity ring

Art Deco, pink sapphire & diamond cluster ring

French, tiger's eye honey bear ring

1940s, dark green chrysoprase panel ring

Antique French yellow sapphire & diamond cluster ring

Antique natural pearl half hoop ring

Antique, Edwardian pear cut diamond motif engagement ring

Art Deco aquamarine & diamond cluster ring

Signet ring

Antique, Belle Époque ruby & diamond ring

1950s morganite & diamond cocktail cluster ring

A rare natural cabochon crystal opal & paste cluster ring, circa 1900

Art Deco emerald & diamond panel ring

Trabert & Hoeffer-Mauboussin cabochon emerald & diamond cocktail ring

A spectacular Victorian snake ring

Australian opal & diamond cluster ring

Art Deco royal blue sapphire & diamond target cluster ring

Edwardian toi et moi diamond engagement ring

Antique, Victorian diamond navette panel ring

Antique, Georgian citrine & diamond cluster cocktail ring

Antique, Edwardian green sapphire & diamond cluster ring

Vintage garnet & diamond cluster ring

Vintage, 1900s diamond ring

Vintage, impressive peridot & diamond navette ring

Vintage | blue topaz ring

Vintage, textured diamond nugget ring

Antique sapphire & diamond & natural pearl cocktail ring

Vintage Cartier, enamel & green garnet panthère ring

French, Art Deco 4ct diamond bombé dress ring

Vintage 1970s cabochon australian opal ring

Vintage Tiffany & co, cabochon amethyst ring, circa 1980

Antique | a rare 19th century large double belt ring

Antique | Edwardian, cabochon sapphire & diamond cluster ring

Pink sapphire & diamond cluster ring

Antique emerald | Art Deco emerald & diamond ring

Vintage, Art Deco sapphire & diamond band