37.5 % metal (either Gold or Silver)
375 is 9k gold.
375/1000
It indicates that the ring is made of 9k gold. Probably European in origin.
A 375 marking is a gold marking; it indicates 9K gold. You can find this by multiplying .375 by 24 (since there are 24 karats in pure gold). Visit the link below for more details about gold markings.
means it is .375 pure gold. 9k / 24k = .375. Formula holds true for any karat. 14k is marked as 585 and 10k is marked as 417
no such thing
Hi can someone please tell me what the engravings on this ring are?
It stands for J A Main Ltd of Birmingham. Seen on bracelets and lockets between 1972 and 2001
it's a 9K gold
9K= 9 karats GF=Gold Filled ST=(possibly means sterling)
it means the metal is 9kart
54