Seiko Cal. 5671 - 840

This Solar model from 1965 features a 45mm Two-Tone case. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-c58c161301d6]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1965

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