Seiko Cal. 5638 - 444

The 5638-444 is a sought-after Quartz piece from Seiko's golden era. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-d36eb3ea5046]

Also known as: World Timer, Crown

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1995

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