How to Determine 100% of the precious metal value of your gold jewelry Supplies needed: 1 scale preferably digital with at least a gram weighing mode. 1 magnifying glass or jewelers loupe. 1) Identify and understand the karat value stamped on your jewelry. Use a magnifying glass and locate the karat stamp on each piece. Gold examples: 10K or 417 that is 41.7 % gold content 14K or 585 that is 58.5 % gold content 18K or 750 that is 75% gold content 14KP indicates plumb gold which means exactly 58.3% gold 14KT is 58.3% gold purity. Gold plated marking examples: 1/20 12k or 1/20 14K a fraction will indicate gold plating 14K GF is gold filled (plated) 14K GP stands for gold plate 18K HGE -heavy gold electroplate 14k GE -gold electroplate 925 gold plated over sterling silver. 925 is 92.5% silver 2) Separate the karats identified. If unsure about any pieces set aside for professional evaluation/testing. 3) Weigh you items using a digital scale. We recommend getting a scale so that you know how much your jewelry is worth. 4) Use our gold calculator or cross check our gold calculator with other scrap gold calculators on other websites/apps. There are several free gold calculator apps available for smart phones. Our gold calculator is set for the London gold market price. We always pay at least 80% (equivalent to around 84% of laboratory assay/purity results) based upon the London Fix gold price, and the purity of the gold items. Wilkes Barre Gold Precious Metals Exchange 1092 (1122 GPS) Highway 315 Blvd. Plaza 315 Plains Township, Pa 18702 Open 6 days a week: Monday 9:30 am–6:00 pm Tuesday 9:30 am–6:00 pm Wednesday 9:30 am–6:00 pm Thursday 9:30 am–4:00 pm Friday 9:30 am–6:00 pm Saturday 10:00 am–4:00 pm Sunday Closed (570) 484-6538 or (570) 991-7448 cell http://www.wilkesbarregold.com wilkesbarregold@yahoo.com