Seiko Cal. 4491 - 653

This Spring Drive model from 1993 features a 45mm Titanium case. It features a Navy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-68a7edd97243]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1993

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