Seiko Cal. 4437 - 339

This Solar model from 1991 features a 42mm Two-Tone case. Powered by the 4437 caliber with 36j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-3bb0305449f6]

Also known as: Rally, Flighty

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1991

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