Seiko Cal. 5231 - 198

This Spring Drive model from 1998 features a 39mm Titanium case. It features a Green dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-aabe6c33e3e5]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1998

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