Seiko Cal. 4437 - 337

The 4437-337 is a sought-after Automatic piece from Seiko's golden era. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-70ce1977938e]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1978

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