Seiko Cal. 0737 - 688

This Solar model from 1989 features a 40mm Titanium case. Powered by the 0737 caliber with 21j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-6a3a22c1e9fb]

Also known as: Monster, Sumo

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1989

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