Seiko Cal. 5637 - 666

The Seiko 5637-666 represents an important milestone in Seiko's 1993 lineup. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-f10119cbb2dd]

Also known as: Pogue, Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1993

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