Seiko Cal. 5651 - 169

This Spring Drive model from 1981 features a 44mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-31617a6a1113]

Also known as: Tuna, Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Burgundy

Jewels

34j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1981

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