Seiko Cal. 5638 - 570

The Seiko 5638-570 represents an important milestone in Seiko's 1994 lineup. Powered by the 5638 caliber with 35j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-6555fda45ced]

Also known as: UFO, Goldfeather

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1994

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