Seiko Cal. 6636 - 846

The 6636-846 is a sought-after Quartz piece from Seiko's golden era. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-52210dc4ccf2]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1981

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