Seiko Cal. 6684 - 720

The Seiko 6684-720 represents an important milestone in Seiko's 1965 lineup. Powered by the 6684 caliber with 24j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-f55fa91e7ce4]

Also known as: Shogun

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

46mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1965

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