a gold (including chain)(A金色（含链条）) b gold (including chain)(B金色（含链条）) c gold (including chain)(C金色（含链条）) d gold (including chain)(D金色（含链条）) e gold (including chain)(E金色（含链条）) f gold (including chain)(F金色（含链条）) g gold (including chain)(G金色（含链条）) h gold (including chain)(H金色（含链条）) i gold (including chain)(I金色（含链条）) j gold (including chain)(J金色（含链条）) k gold (including chain)(K金色（含链条）) l gold (including chain)(L金色（含链条）) m gold (including chain)(M金色（含链条）) n gold (including chain)(N金色（含链条）) o gold (including chain)(O金色（含链条）) p gold (including chain)(P金色（含链条）) q gold (including chain)(Q金色（含链条）) r gold (including chain)(R金色（含链条）) s gold (including chain)(S金色（含链条）) t gold (including chain)(T金色（含链条）) u gold (including chain)(U金色（含链条）) v gold (including chain)(V金色（含链条）) w gold (including chain)(W金色（含链条）) x gold (including chain)(X金色（含链条）) y gold (including chain)(Y金色（含链条）) z gold (including chain)(Z金色（含链条）)

18k(18K)