Seiko Cal. 4451 - 639

This Solar model from 1967 features a 43mm Two-Tone case. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-4e17ba09de93]

Also known as: Sumo, Rally

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1967

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