A gorgeous pink natural conch pearl is nestled in this classic Edwardian halo mounting finely handcrafted platinum over 14 karat white gold, and framed by 1.00 carat of sparkling old mine-cut diamonds. . Conch pearls are a very rare natural pearl from the Queen Conch and exhibit a characteristic flame structure on the surface of the gem. This gorgeous specimen is a very pretty, bright pink 'angel skin' color. Viennese hallmarks (a rare pedigree). Size 5.