Seiko Cal. 5681 - 240

This Spring Drive model from 1994 features a 35mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-5d92f4329361]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1994

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