Seiko Cal. 6647 - 847

This Hand-Winding model from 1977 features a 45mm Stainless Steel case. With its 21mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-7e907c2180f7]

Also known as: Pogue, World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1977

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