Seiko Cal. 7180 - 638

The Seiko 7180-638 represents an important milestone in Seiko's 1988 lineup. It features a Green dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-1095cbddfe36]

Also known as: Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Green

Jewels

22j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1988

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