Seiko Cal. 4538 - 658

The Seiko 4538-658 represents an important milestone in Seiko's 1988 lineup. Powered by the 4538 caliber with 17j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-bfc3dcc6c9fd]

Also known as: Rally, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1988

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