Seiko Cal. 0739 - 491

This Hand-Winding model from 1982 features a 41mm Two-Tone case. Powered by the 0739 caliber with 32j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-5cc811ba72c9]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1982

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