Seiko Cal. 5671 - 537

The Seiko 5671-537 represents an important milestone in Seiko's 1970 lineup. It features a Green dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-e300a054973b]

Also known as: Rally, Sportsmatic

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1970

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