| 類型 | Manufacturer |
|---|---|
| 網站 | https://www.generalruby.com/ |
| 電話號碼 | +1 888-361-5707 |
| 地址 | 11443 Challenger Ave., Odessa, FL 33556 |
General Ruby and Sapphire Company was founded in 1974 by our father, Warren Mills Sr. But its origin traces back to 1853 when L.H. Keller, a Swiss watchmaker, established the L.H. Keller Company in New York City. L.H. Keller Company was founded in order to provide American jewelers with Swiss quality watch parts and jewel bearings.