Seiko Cal. 7137 - 731

Seiko 7137-731

This Automatic model from 1966 features a 37mm Hardlex-Coated Steel case. With its 22mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-2e0b128c945a]

Also known as: World Timer

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
9.1mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Champagne
Jewels
31j
Frequency
36,000 bph
Power Reserve
50 hours
Year
1966

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seikata-wm-2e0b128c945a