Seiko Cal. 5688 - 749

This Spring Drive model from 1990 features a 34mm Titanium case. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-6c39529ad3b1]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

35j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1990

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