Seiko Cal. 3897 - 106

This Hand-Winding model from 1975 features a 40mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-398282bd20e1]

Also known as: Sumo, Shogun

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

29j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1975

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