Seiko Cal. 3858 - 977

Seiko 3858-977

This Spring Drive model from 1991 features a 37mm Hardlex-Coated Steel case. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-085813f4a91e]

Also known as: Samurai, Sea Horse

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
11.1mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
190m
Dial Color
Green
Jewels
27j
Frequency
21,600 bph
Power Reserve
57 hours
Year
1991

Related Models

seikata-wm-085813f4a91e