Seiko Cal. 4538 - 609

The Seiko 4538-609 represents an important milestone in Seiko's 1978 lineup. Powered by the 4538 caliber with 31j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-b9ab818c71e0]

Also known as: Pogue, Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1978

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