Seiko Cal. 3898 - 162

This Hand-Winding model from 1984 features a 46mm Hardlex-Coated Steel case. Powered by the 3898 caliber with 31j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-ea091b5a3cf6]

Also known as: Monster, Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1984

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