Seiko Cal. 3813 - 421

Seiko 3813-421

This Hand-Winding model from 1967 features a 38mm Two-Tone case. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-9663d26b5a8a]

Also known as: Turtle, Helmet

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
38mm
Case Thickness
13.9mm
Lug Width
19mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
180m
Dial Color
Burgundy
Jewels
36j
Frequency
36,000 bph
Power Reserve
46 hours
Year
1967

Related Models

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