The seashell is a hard, protective outer layer (exoskeleton) of a marine an invertebrate (an animal without a backbone) found on beaches. The shell is part of the body of the animal. Shells’ great mechanical hard structure is due to both their nanoscale structure and their combination of inorganic and organic materials.
|GOLD WEIGHT: 9kt gold: 26.030 gms|
|GOLD WEIGHT: 9kt.: 7.24gm|
RD :- 6.0mm (2pcs.)
RD :- 5.0mm (2pcs.)
RD :- 3.0mm (8pcs.)