Seiko Cal. 5653 - 963

This Automatic model from 1975 features a 45mm PVD Black case. Powered by the 5653 caliber with 31j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-83f30647dbe6]

Also known as: UFO, Bellmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1975

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