Seiko Cal. 0731 - 533

This Quartz model from 1975 features a 44mm Hardlex-Coated Steel case. Powered by the 0731 caliber with 27j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-e5a82874a488]

Also known as: UFO, Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1975

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