Seiko Cal. 3861 - 441

Seiko 3861-441

This Spring Drive model from 1970 features a 44mm Hardlex-Coated Steel case. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-a0c6b118e86d]

Also known as: Bullhead, Navigator

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
15.2mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
190m
Dial Color
Cream
Jewels
25j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1970

Related Models

seikata-wm-a0c6b118e86d