Seiko Cal. 3857 - 432

Seiko 3857-432

The Seiko 3857-432 represents an important milestone in Seiko's 1976 lineup. With its 18mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-ba2e62698a0e]

Also known as: Bullhead, Goldfeather

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
14.3mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
Blue Sunburst
Jewels
30j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1976

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