Seiko Cal. 4524 - 260

This Spring Drive model from 1991 features a 37mm Titanium case. It features a Navy dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-8004a99f135a]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1991

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