I'm guessing CGI certified?
c = diamond
It is the authenticity of the diamond contained inside your silver ring.
c = diamond
Draw a diameter on the circle from A to B and mark the midpoint, C (center of the circle). Mark the midpoint, D, of one of those radii (halfway between center and edge). Draw a perpendicular line to the diameter from D to the two edges of the circle, E and F. Draw radii from E to C and F to C. Lines AC, EC, and FC mark the three equal parts of a circle.
what does ev1 stamped on the inside of a marquise cut 14 carat gold diamond ring?
His mark is "Dale Tiffany Inc.", and also includes a copyright logo (a "c" in a circle).
What's © ec
I believe the FM is Franklin Mint. Not sure about the number. Might be the whole is the copyright designation since the copyright symbol (c in a circle) precedes the fm85
The stamp CA on a ring usually means the type of Karat the ring contains. Karats range from 10 to 24 Karats.
It was first discussed in 1904, and codified in the 1906 copyright act.
what does cop 89 mark mean
When buying diamonds you need to consider the 4 C's - Cut, Clarity, Color and Carat. The last one inform you of the size of the diamond. For more have a look at the following http://adiamondvault.com/article/diamond-carat-guide/