Seiko Cal. 6121 - 741

Seiko 6121-741

This Spring Drive model from 1970 features a 35mm Stainless Steel case. With its 22mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-ad1008c6f01b]

Also known as: Tuna, Bellmatic

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
14.9mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
70m
Dial Color
White
Jewels
17j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1970

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