By  Paul Ploumis 21 Jul 2015  Last updated at  06:36:29 GMT

SEATTLE (Scrap Monster): The daily scrap gold and silver prices - hallmarked and non- hallmarked declined Monday, 20th July, 2015 on the ScrapMonster Price Index. Platinum scrap prices too slumped.

In the Hallmarked category, the 14 carat gold scrap prices were down by $ 15.89 per Oz. The prices of 18 carat and 22 carat gold scrap inched lower by $ 20.37 and $ 24.87 per Oz respectively.9 carat gold scrap also went lower by $ 10.18 per Oz. The price of Platinum scrap saw cut of $ 5.11 per Oz to reach $ 727.66 per Oz. Silver scrap prices too closed slightly on the lower side at $12.22 per Oz, edging lower by $ 0.13 per Oz.

In the Non-Hallmarked category, the 14 carat gold scrap prices edged lower by $ 15.03 per Oz. The prices of 18 carat and 22 carat gold scrap were down $ 19.27 and $ 23.54 per Oz respectively. 9 carat gold scrap also was down $ 9.63 per Oz. Platinum scrap prices fell by $ 5.11 per Oz. Meantime, Non-hallmarked silver scrap prices witnessed a fall of $ 0.13 per Oz.