Seiko Cal. 5635 - 399

Released in 1978, the Cal. 5635 with design code 399 was part of Seiko's domestic market collection. Powered by the 5635 caliber with 27j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-6ead8f571f84]

Also known as: World Timer, Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Cream

Jewels

27j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1978

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