Movement Serial No.
Case Serial No.
something from the early era of ladies' watches when Bulova also used the movements from other swiss manufacturers
1920 Rubayiat with Bulova WISSXRIHS marking movement
- Case signed "American Standard" with globe symbol
- Case description of "Warranted 20 Years"
- Movement signed "BULOVA W. Co."
- No movement caliber designation
- No movement serial number
- No movement date code
- Case serial number begins with "10"
- Case style of pocket watch