what does 18K SAC mean in a ring
what does 18k pad on a ring mean
Probably that it was # 766 of an 18k Design.
What does b 18k mean
Gold
LHGE is the logo of the company who made the piece.
The coordination number in hexagonal close-packed (hcp) structures is 12. This means that each atom in an hcp lattice is in contact with 12 surrounding atoms.
18K gold Made in Italy
The volume of HCP is 8*pi*r^3 or 25.13*r^3
what does B18k galle
18k refers to the gold content (18k = 75% gold) with the rest being silver or other metals 159 refers to the purity of the silver
The marking "18K GERSC" on a ring indicates that the ring is made of 18 karat gold. The "GERSC" likely stands for the country of origin or the manufacturer of the ring. It is common for jewelry to have these markings to indicate the metal purity and origin.