Seiko Cal. 6636 - 566

This Quartz model from 1990 features a 43mm Titanium case. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-dc766e74a85b]

Also known as: Helmet, Arnie

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1990

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