"AT1 925 CH" on silver earrings typically indicates the purity of the silver (925 refers to 92.5% silver content). The "CH" may refer to the manufacturer or a specific collection. The presence of a diamond suggests that the earrings are adorned with a diamond accent.
AT1-AN1 means to subtract the contents of the cell AN1 from AT1, but I am not aware of any specific meaning of AT-AN in Excel.
what does 925 A mean
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What does CNA 925 STAMP MEAN INSIDE A RING?
i have a bracelet which is stamped 925 on wax, what does this mean
925 is the symbol for silver
Q: What is 925 GNC What does it mean on jewelry? Write your answer...
925 is Sterling 925/1000. FBM is makers mark
925 is the symbol for silver
The "925" probably refers to the purity: 925/1000 gold.