Master Alloys for White Gold
Master Alloys for White Gold（Nickel included）
Master Alloys for White Gold（Nickel and Palladium Free）
Master Alloys for Yellow Gold
Master Alloys for Colored Gold
Master Alloys for Green Gold
Master Alloys for Red Gold
Master Alloys for Silver925
Master Alloys for Special Purpose Applications
Master Alloys of Low Melt Temperature
White Copper Master Alloys
Yellow Copper Master Alloys
GYS74
深黄，成色：22K；适用于铸造、手造
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