Seiko Cal. 6138 - 181

Seiko 6138-181

This Automatic model from 1969 features a 40mm Titanium case. With its 22mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-d1c69432d653]

Also known as: Helmet

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
40mm
Case Thickness
8.3mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Green
Jewels
27j
Frequency
36,000 bph
Power Reserve
36 hours
Year
1969

Related Models

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