Seiko Cal. 4442 - 597

The 4442-597 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-7b7fa80f3886]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1978

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