Seiko Cal. 6667 - 638

The Seiko 6667-638 represents an important milestone in Seiko's 1983 lineup. It features a Silver dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-99537076022a]

Also known as: Monster, Sumo

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1983

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