Seiko Cal. 7138 - 628

The Seiko 7138-628 represents an important milestone in Seiko's 1985 lineup. Powered by the 7138 caliber with 18j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-959991834961]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1985

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