Seiko Cal. 4437 - 256

Released in 1999, the Cal. 4437 with design code 256 was part of Seiko's domestic market collection. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-0fc45eed87a6]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

8.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1999

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