Bulova 1953 Ambassador
Outside case back: 10K Rolled Gold Plate, Bulova, L3, 6694188
Inside case back: Bulova, Fifth Ave, New York
Movement: 10BM 21 jewel, L2, USA
Case deminsions: 40mm lug tip to lug tip,
25.8mm wide not counting crown.
10.1mm thick from center of slightly raised cruved crystal to center of case back.
Dial and movement fit case very well.....but I think I hear wedding bells :)