Seiko Cal. 5645 - 273

This Automatic model from 1965 features a 41mm Gold-Plated case. Powered by the 5645 caliber with 27j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-65a2302e5d5e]

Also known as: UFO, Arnie

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1965

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