Seiko Cal. 6318 - 659

The Seiko 6318-659 represents an important milestone in Seiko's 1975 lineup. It features a Black dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-beba6b249856]

Also known as: Monster, Sea Horse

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1975

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