A ring with a fancy vivid green diamond surrounded by rose-cut and round white diamonds.

A rare green diamond emerges from tiered white diamonds like a cool summer breeze. Ring with a fancy vivid green diamond and white diamonds in a platinum setting that’s almost invisible.

Flower ring in platinum with a 1.14-carat, rectangular modified brilliant Fancy Intense Yellow Orange diamond and rose-cut white diamonds. #TiffanyPinterest #TiffanyBlueBook

Tiffany & Co. 1.45 Carat Blue Pear Cut Diamond Surrounded In Pear & Brilliant Channel Set White Diamonds.

A vibrant green tourmaline sparkles within a setting of round brilliant diamonds.

Diamond Ring. White, Fancy Yellow, and Fancy Pink Diamond.

Tiffany & Co. Schlumberger® leaf cluster ring with a green tourmaline and diamonds in 18k gold and platinum. #TiffanyPinterest

Colored Ring 1 - Ring with Fancy Vivid Yellowish Green Radiant diamond center with surrounding white pear brilliant diamonds accented with fancy pink and white diamond melee in 18kt white and rose gold.

Tiffany & Co

Stunning! Seven Band Diamond Ring.

Fancy Pink Purple Diamond Ring

Emeralds and diamonds

Tiffany & Co. Fancy Vivid yellow diamond ring in platinum with white diamonds. #TiffanyPinterest

The Wade family necklace, created for the wife of the heir to the Western Union fortune, c. 1900.

Glamour arrives with the sudden and breathtaking appearance of Tiffany diamonds. Necklace with a pear-shaped diamond drop in platinum.

A cushion-cut tsavorite of 20.03 carats is framed in a softly contoured setting with an Art Deco motif of crisp leaves on a diamond and platinum chain.

D DIAMOND JEWELRY, BY TIFFANY & CO. Comprising a pair of ear pendants, each set with a bezel-set circular-cut tanzanite, weighing approximately 4.24 and 3.90 carats, within a marquise and circular-cut diamond surround, from a marquise-cut diamond link, to the collet-set diamond surmount; and a ring en suite, set with a bezel-set circular-cut tanzanite, weighing approximately 6.65 carats, mounted in platinum, ear pendants with English hallmarks and maker's mark Each signed Tiffany & Co.

67.54-carat fancy yellow diamond brooch/pendant, via Christie's

Pink Diamond

14k Rose Gold Pink Amethyst & Diamond Accent Ring

Tiffany & Co. Ziegfeld Collection pearl and daisy pendants. #TiffanyPinterest