Seiko Cal. 3818 - 902

This Automatic model from 1988 features a 45mm Hardlex-Coated Steel case. With its 18mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-e4afb92017ab]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1988

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