Seiko Cal. 6637 - 540

The Seiko 6637-540 represents an important milestone in Seiko's 1994 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-fb057e6bc5b1]

Also known as: Arnie

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

26j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1994

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