Seiko Cal. 5247 - 978

This Hand-Winding model from 1977 features a 36mm Stainless Steel case. Powered by the 5247 caliber with 30j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-3e635d82cf7b]

Also known as: Sumo, Emperor

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1977

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