Seiko Cal. 5634 - 453

The Seiko 5634-453 represents an important milestone in Seiko's 1981 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-30c5b3264bb3]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

19j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1981

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