Seiko Cal. 3861 - 430

Seiko 3861-430

This Hand-Winding model from 1969 features a 45mm Hardlex-Coated Steel case. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-697a4d6e8480]

Also known as: Rally, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
13.3mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
140m
Dial Color
Navy
Jewels
30j
Frequency
28,800 bph
Power Reserve
47 hours
Year
1969

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seikata-wm-697a4d6e8480