Seiko Cal. 7138 - 890

The Seiko 7138-890 represents an important milestone in Seiko's 1979 lineup. It features a Green dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-b6e070ccc231]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1979

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