Seiko Cal. 3857 - 417

Seiko 3857-417

This Hand-Winding model from 1970 features a 37mm Hardlex-Coated Steel case. With its 18mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-716efaa09a98]

Also known as: Turtle, Bellmatic

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
14.4mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
40m
Dial Color
Silver
Jewels
24j
Frequency
28,800 bph
Power Reserve
49 hours
Year
1970

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seikata-wm-716efaa09a98