Seiko Cal. 6356 - 639

The 6356-639 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6356 caliber with 25j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-407e67feb055]

Also known as: Pogue

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1974

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