Seiko Cal. 3863 - 305

Seiko 3863-305

This Hand-Winding model from 1972 features a 36mm Hardlex-Coated Steel case. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-0f22fae395f9]

Also known as: Sumo

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
12.0mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Burgundy
Jewels
26j
Frequency
21,600 bph
Power Reserve
38 hours
Year
1972

Related Models

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