Seiko Cal. 4437 - 807

This Solar model from 1973 features a 40mm Hardlex-Coated Steel case. It features a Black dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-d5c09226b24f]

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1973

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