Freshwater pearl
Bracelet
Pure pearl --------------------------------------------------------FWB
Mixed ( pearl and crystal etc.) --------------------------------FMB
Necklace
Pure pearl --------------------------------------------------------FWN
Mixed ( pearl and crystal etc.) --------------------------------FMN
Earrings-------------------------------------------------------------FWE
Pendant ------------------------------------------------------------FWP
Ornaments Set----------------------------------------------------FWS
Seawater Pearl
Necklace --------------------------------------------------------------SWN
Bracelet ---------------------------------------------------------------SWB
Earrings----------------------------------------------------------------SWE
Pendant ---------------------------------------------------------------SWP
Rings--------------------------------------------------------------------SWR
Loose Pearl------------------------------------------------------------SWL
Ornaments Set--------------------------------------------------------SWS
South-sea Pearl
Necklace --------------------------------------------------------------SSN
Bracelet ---------------------------------------------------------------SSB
Earrings----------------------------------------------------------------SSE
Pendant ---------------------------------------------------------------SSP
Rings--------------------------------------------------------------------SSR
Loose Pearl------------------------------------------------------------SSL
Ornaments Set--------------------------------------------------------SSS
Other
Necklace----------------------------------------------------------------OFN
Bracelet-----------------------------------------------------------------OFB
Earring------------------------------------------------------------------OFE
Pendant-----------------------------------------------------------------OFP
Belt-----------------------------------------------------------------------OFB
Ornaments Set---------------------------------------------------------OFS
