Seiko Cal. 5638 - 594

The 5638-594 is a sought-after Quartz piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-cffc122e0830]

Also known as: Pogue, UFO

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

46mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1986

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