Seiko Cal. 6613 - 138

The Seiko 6613-138 represents an important milestone in Seiko's 1995 lineup. It features a Black dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-4efe9cbcd334]

Also known as: Monster, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1995

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