Wiki User
∙ 10y agowhat does the initals spco for on sterling silver as a marking on the bottom of a piece with the 638
Wiki User
∙ 10y agoThe marking "925-1000" on sterling silver indicates that the piece is 92.5% pure silver, which is the standard for sterling silver. The "550" marking could represent the specific manufacturer or designer of the piece.
The marking "925" on a ring indicates that it is made of sterling silver, which is 92.5% pure silver. The "JC" likely stands for the initials of the jewelry designer or manufacturer who made the ring.
9.25 is a sterling silver marking
The marking "DO CZ .925" on a necklace set typically means that the necklace is made of sterling silver (.925) and features cubic zirconia (CZ) stones. The initials "DO" could represent the designer or brand of the jewelry.
"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.
CA likely stands for "sterling silver" which is a standard marking indicating that the ring is made of 92.5% pure silver. This marking is often accompanied by the number 925 to signify the purity of the silver content.
525 is not a standard marking for gold or sterling silver. It's important to look for additional markings on the item to determine the metal content accurately.
The mark "STER" on silver stands for "Sterling," indicating that the item is made of sterling silver. Sterling silver is a high-quality silver alloy containing 92.5% silver and 7.5% of other metals, typically copper. This marking ensures the silver's purity and quality.
The marking "R STER" on the inside of a ring typically indicates that the ring is made of sterling silver. "R" stands for "sterling" and confirms that the metal content is at least 92.5% pure silver.
To determine if a necklace is sterling silver, look for a marking of “925” on the necklace, which indicates that it is 92.5% silver. You can also use a jewelry testing kit to confirm the silver content. Another way is to check for tarnishing properties, as sterling silver tends to tarnish when exposed to air.
SS 925 is a common marking on jewelry, indicating that the piece is made of sterling silver. The "SS" stands for sterling silver, which is a metal alloy consisting of 92.5% silver and 7.5% other metals such as copper. This marking is often seen on rings, necklaces, and bracelets.
A "925" stamp on a gold ring indicates that the ring is made of sterling silver, not gold. Sterling silver is an alloy made of 92.5% pure silver.