Seiko Cal. 3811 - 997

Seiko 3811-997

This Spring Drive model from 1973 features a 38mm Hardlex-Coated Steel case. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-86bf204c72a0]

Also known as: Monster

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
9.9mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
110m
Dial Color
Burgundy
Jewels
17j
Frequency
36,000 bph
Power Reserve
65 hours
Year
1973

Related Models

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