Your gold is real :)
The 925 is an indication of sterling silver, not gold.
375 means the ring is 9 carat gold & GM 16 may mean the ring weighs 16grams
The Hallmark, Gilbert Marks....london 1861- 1905
The letters GM on jewelry typically stands for 'grams'. The grams is in reference to how much gold is in the piece of jewelry.
10 gm 24 carat equal to 10.84 gm 22 carat. Gold 10 gm.of 24 carat =. 10.84 gm of 22 carat
13.8 riyals/gm
Rs. 13800 for 22 Ct/8Gm gold Aprox. Rs. 18800 for 10 gm pure gold coin (24Ct)
24 carat gold biscuit 10 gm how much Indian money?
1 pawn Gold/ 1 soverign Gold = 8 gm of gold.
Circulation $20 gold coins struck before 1933 are 90% gold. Double eagles struck from the mid-1800s to 1933 weighed about 33.4 gm, so they contain about 30 gm of gold.
Bryant