Model Name

Marshall

Case Date

1938

Case Serial

8631952

Signature Locations

Inside case, outside case, movement, dial

Case Signature Format

Inside - "Bulova, Fifth Ave, New York"

Outside - "B-"

Movement

7AP, 17 Jewels, Adjusted

Movement Date Code

1938

Case Material Description

10K Gold Filled (yellow)

Case Dimensions

47mm lug to lug x 20mm without crown

Case Type

Snap back, rectangular, curved

Crystal Specifications

27.3mm x 14.6mm, rectangular (G-S MX436)

Other Details