Seiko Cal. 7188 - 638

The Seiko 7188-638 represents an important milestone in Seiko's 1983 lineup. It features a Green dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-d6b46f888fee]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

8.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1983

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