Ruby

Precision jewel Parts

Industrial applications of sapphire

Although sapphire is best known as a precious stone used in jewelry, it also has many industrial uses thanks to its exc...
Precision jewel Parts

Jewel bearings: Adamant Namiki and the watch industry [Story of Watch 1]

The birth of Japanese-made watches that kept accurate time Our involvement in the watch industry began in 1949 with...
Copied title and URL