Seiko Cal. 6684 - 647

This Automatic model from 1977 features a 40mm Stainless Steel case. With its 20mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-a53cb83a8cb3]

Also known as: Rally, Bellmatic

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Burgundy

Jewels

24j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1977

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