Model Name

Bulova 23

Case Date

1957

Case Serial

C657287

Signature Locations

Inside case, outside case, movement, dial, crown

Case Signature Format

Inside - "Bulova, New York"

Outside - "Bulova"

Movement

10BPAC, 23 Jewels, 6 Adjustments, USA

Movement Date Code

1957

Case Material Description

10K Rolled Gold Plate Bezel (yellow)

Stainless Steel Back

Case Dimensions

38.5mm lug to lug x 31mm without crown

Case Type

Screw back with retainer ring, round

Crystal Specifications

26.4mm, round

Other Details

Case back also reads, "Shock Resistant, Water Proof, Self Winding, Anti-Magnetic"

Dial also reads, "23 Jewels, Self Winding"