Seiko Cal. 6318 - 137

The Seiko 6318-137 represents an important milestone in Seiko's 1975 lineup. With its 18mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-8f191b195985]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1975

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