About this trail:
Each coin is tested for it's purity by a spectrum analysing machine, as in any Hallmarking process. However these coins are not stamped with the hallmark since the current stamping method for hallmarking gold damages the finish of the coins.
Trail link: http://www.trailfire.com/indofashion/trails/62451
Summary: http://www.trailfire.com/indofashion/trailview/62451
Summary: http://www.trailfire.com/indofashion/trailview/62451
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Each coin is tested for it's purity by a spectrum analysing machine, as in any Hallmarking process. However these coins are not stamped with the hallmark since the current stamping method for hallmarking gold damages the finish of the coins.
