Seiko Cal. 4437 - 565

The Seiko 4437-565 represents an important milestone in Seiko's 1983 lineup. Powered by the 4437 caliber with 27j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-aaaacf02eb82]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1983

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