Seiko Cal. 3811 - 810

Seiko 3811-810

This Automatic model from 1967 features a 36mm PVD Black case. Powered by the 3811 caliber with 35j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-4b7fde5e951d]

Also known as: Sumo, Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
36mm
Case Thickness
8.3mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
Silver
Jewels
35j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1967

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