14K Yellow Gold Necklace with Pink Tourmaline Pendant . The solitaire style custom pendant contains a carved natural pink tourmaline leaf (6.55ct), it measures 1 1/4" length x 11/16" in width. The pendant is not marked but tests 14K yellow gold, it is in very good condition. A retail value appraisal for the pendant is $443.00. The mariner link chain is marked: 14KT; ITALY; JTC and measures 18 1/8" in length with a 14K yellow gold spring ring clasp, it is in very good condition. A retail value appraisal for the necklace is $288.00. Included is an appraisal combined price of $731.00.