The cultured pearl
is one of the most important and lucrative gems in the world.
Other items being sold in the auction include a mid-20th century 18-carat gold emerald and diamond three-stone ring priced at PS60-90, a Mappin & Webb 18 carat gold diamond heart pendant,PS150-200, and a pair of Boodles 18 carat gold cultured pearl
ear studs, PS60-90.
Several cultured pearl
varieties are used as starting materials, including both freshwater (souffle and drop) and saltwater (Tahitian baroque, drop and keshi; golden and white South Sea baroque, drop and keshi; Sea of Cortez keshi; and Vietnamese blue akoya).
But from the 1930s onwards pearling suffered twin onslaughts: the cultured pearl
, a technique developed by British biologist William Saville-Kent to create a simulated pearl, which was successfully marketed by the Japanese; and the discovery of oil on the island.
During that summer, while the pearling fleet was at sea, a cheap alternative from Japan, the cultured pearl
, poured intothe international markets wiping out the natural pearl industry.
X-rays confirmed one was the real thing, while its pair was a cultured pearl
This project aims to provide a sustainable basis for the continued development of cultured pearl
industries in Fiji and Tonga, and to determine the feasibility of half-pearl culture in Papua New Guinea.
Mikimoto, the originator of cultured pearls
since 1893, has launched its new love collection - a series of intricate pendants and delicate rings featuring the Japanese Akoya cultured pearl
and designed around the word 'LOVE'.
They comprise a freshwater cultured pearl
, opal and diamond torsade necklace by Van Cleef and Arpels (PS6000-8000); a mid 20th century rock crystal Lily of the Valley spray brooch, also by Van Cleef and Arpels (PS4000-6000) and an Italian aquamarine torsade necklace (PS6000-8000).
RAK Pearls is currently the region's only cultured pearl
producer, and in terms of harvest potential now has some 40,000 oysters maturing
Try the tooth test: when rubbed against the enamel of your tooth the fake is smooth but a real or cultured pearl
The daughter of Invincible Spirit, who is jointly owned by her breeders, Mr and Mrs Chris Wright, and trainer Paul Cole, is the sixth winner from as many foals out of Cultured Pearl
, herself a daughter of Wright's brilliant triple Group 1 winner Culture Vulture.