Seiko Cal. 4437 - 664

The Seiko 4437-664 represents an important milestone in Seiko's 1992 lineup. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-5e424f88f10e]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Champagne

Jewels

35j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1992

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