Seiko Cal. 7117 - 850

This Spring Drive model from 1987 features a 45mm Hardlex-Coated Steel case. Powered by the 7117 caliber with 19j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-b3229b7c90bc]

Also known as: UFO, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1987

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