Seiko Cal. 0770 - 773

Seiko 0770-773

The 0770-773 is a sought-after Automatic piece from Seiko's golden era. With its 20mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-a7c5fd5f309f]

Also known as: Helmet

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
13.9mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
Champagne
Jewels
23j
Frequency
36,000 bph
Power Reserve
59 hours
Year
1966

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