{"product_id":"gold-testing-needles-set-12k-14k-18k-20k-22k-jewelry-gold-tester","title":"Gold Testing Needles Set 12k 14k 18k 20k 22k - Jewelry Gold Tester","description":"\u003cp\u003eRepeat with higher karat needles (14K, 18K, 20K, 22K) for accurate comparison. Select the appropriate needle (start with the lowest karat, 12K). 5X Gold Testing Needles. ⚠️ Gold Testing Acid Solution Required – Not Included.\u003c\/p\u003e","brand":"Built Supply Co","offers":[{"title":"Default Title","offer_id":64202062299505,"sku":"377063664132","price":489.95,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/9251\/4417\/files\/s-l1600_bd2fcd11-2ed2-47d9-bc7e-e713e80f00b4.webp?v=1784081826","url":"https:\/\/builtsupplyco.com\/products\/gold-testing-needles-set-12k-14k-18k-20k-22k-jewelry-gold-tester","provider":"Built Supply Co","version":"1.0","type":"link"}