Seiko Cal. 3813 - 705

Seiko 3813-705

This Automatic model from 1975 features a 37mm Hardlex-Coated Steel case. Powered by the 3813 caliber with 17j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-5fc2752da5bb]

Also known as: Goldfeather

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
14.6mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
120m
Dial Color
Champagne
Jewels
17j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1975

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