Mm simply refers to the initial mass when made. As for the conversion to Grammes, well there is an easy way to do the Mm conversion to Grammes
1) take the item 2) place item on a scale that measures in grammes 3) take a measurement.
Hope this helps.
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"MM" stands for millimeters which is a unit of measurement used to describe the size or thickness of an item. To convert millimeters to grams for sterling silver, you would need additional information such as the specific density or weight per unit volume of sterling silver, as the conversion between measurement and weight depends on the density of the material.
Sterling silver typically refers to a type of silver alloy that contains 92.5% silver, with the remaining percentage being other metals. The number 945 does not have a direct correlation to sterling silver. Look for markings like "925" or "Sterling" to indicate sterling silver.
"CI" stands for "Chrome Indicator," indicating that the metal is likely sterling silver. "925" signifies that the metal is 92.5% pure silver, which is the standard for sterling silver. This engraving confirms that the ring is made of sterling silver.
The stamp "925" typically indicates that the chain is made of sterling silver, which means it is 92.5% pure silver. The "8G" could refer to the weight of the chain in grams.
"966 sterling" does not have a standard meaning in relation to silver or sterling silver. Typically, sterling silver is marked with "925" to indicate its purity level of 92.5% silver. If you have a piece marked as "966 sterling," it may be a manufacturer's unique stamp or a mis-marking.
STS on a ring typically stands for "Sterling Silver," indicating that the ring is made of genuine sterling silver. This stamp verifies the metal purity of the ring.