Seiko Cal. 5237 - 442

The Seiko 5237-442 represents an important milestone in Seiko's 1969 lineup. Powered by the 5237 caliber with 24j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-3ebfbfefae8e]

Also known as: Sea Horse

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1969

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