Seiko Cal. 6636 - 715

The Seiko 6636-715 represents an important milestone in Seiko's 1988 lineup. It features a Green dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-205f36078392]

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1988

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