Seiko Cal. 5645 - 394

Seiko 5645-394

This Hand-Winding model from 1978 features a 37mm Two-Tone case. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-c0bd6e2e523c]

Also known as: Navigator

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
37mm
Case Thickness
10.0mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Black
Jewels
22j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1978

Related Models

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