Seiko Cal. 4437 - 248

The Seiko 4437-248 represents an important milestone in Seiko's 1985 lineup. It features a Black dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-e88b77828c78]

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1985

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