Seiko Cal. 4437 - 780

The Seiko 4437-780 represents an important milestone in Seiko's 1993 lineup. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-c1797cd15fda]

Also known as: Samurai, World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1993

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