Seiko Cal. 0739 - 928

The 0739-928 is a sought-after Quartz piece from Seiko's golden era. Powered by the 0739 caliber with 28j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-c1838a1be303]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1987

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