Seiko Cal. 6618 - 994

The Seiko 6618-994 represents an important milestone in Seiko's 1968 lineup. It features a Black dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-00e350a79117]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1968

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