{"type":"product","schema_version":"1.0","item_id":"100403824803","canonical_url":"https://tw.bid.yahoo.com/item/100403824803","title":"24k不掉色沙金項鍊泰國光面轉運珠子貔貅越南金999項鍊黃金鍍金男女首飾套組買項鍊送戒指","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-05-01T14:26:22.657Z","current_price":1500,"original_price":null,"stock_status":"out_of_stock","available_quantity":1,"sold_quantity":1,"seller":{"id":"Y2191124763","name":"❤女人要有錢珠寶玉石水晶","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/03137f73-93ea-401a-8f2c-6f9bdbe77c68.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/123f5b2d-12c5-49c4-9691-0e4e4062dd72.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/a89334fa-d308-48f5-9bbf-259db1a5047b.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/31eedb5e-41c2-4c9a-b67f-1319c55ace30.jpg","role":"detail","alt":"商品圖片 4","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/1be3bf6a-d787-45c4-81f5-3f902d232285.jpg","role":"detail","alt":"商品圖片 5","width":null,"height":null}],"description":"項鍊總長約為45cm  戒指內徑為19.3mm活圍可調節\n\n沙金本身也是黃金的一種，沙金只是含金量低，沙金含金量在5%左右，自然也是黃金的一種，咱們在國內見到的黃金都是千足金，含金量在99.9%。沙金也就是類似金礦石提純黃金，當純度太低時再提純成功會高於礦石本身，比如10%以下的金礦石提純1克黃金成本往往達到200以上，5%以下的沙金提純1克黃金成本可能就需要500塊錢。那你說還有必要提純嗎？所有就有了沙金首飾，一種金礦石提純後剩餘的廢料而製成的一種含金量很低的黃金首飾。越南沙金起源於礦山，是由於金礦石露出地面，經過長期風吹雨打，岩石被風化而崩裂，金便脫離礦脈伴隨泥沙順水而下，自然沉澱在石沙中，在河流底層或砂石下面沉積為含金層，從而形成沙金。將未提純沙金與其它微量金屬元素作基底，採用高科技工藝，把液體中的金元素，經過提純、萃取而成的金，通過多道工序精細製作而成，不同於普通鍍金，表面是純度很高且厚度較厚質感很強的足金，而不是較薄且沒有含金量的鍍合金。絨沙金工藝使越南沙金光澤亮麗，色澤純正,具有耐濕熱，耐風化，抗氧化，永久不變形等特點，最重要的是工藝保質期可以很多年不變色，黃金光澤持久","shipping_methods":[{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"宅配/貨運","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"萊爾富取貨付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","信用卡一次付清","萊爾富取貨付款","7-ELEVEN取貨付款"],"category_id":"2092074137","category_name":"金飾","breadcrumb":[{"id":"2092073491","name":"手錶與飾品配件","url":"/tw/%E6%89%8B%E9%8C%B6%E8%88%87%E9%A3%BE%E5%93%81%E9%85%8D%E4%BB%B6-2092073491-category.html"},{"id":"2092110095","name":"珠寶/鑽石","url":"/tw/%E7%8F%A0%E5%AF%B6-%E9%91%BD%E7%9F%B3-2092110095-category.html"},{"id":"2092110097","name":"項鍊","url":"/tw/%E9%A0%85%E9%8D%8A-2092110097-category.html"},{"id":"2092074137","name":"金飾","url":"/tw/%E9%87%91%E9%A3%BE-2092074137-category.html"}],"view_count":0,"watch_count":2}