Seiko Cal. 5634 - 627

The Seiko 5634-627 represents an important milestone in Seiko's 1982 lineup. It features a Green dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-76465ff600a7]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1982

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