Seiko Cal. 6697 - 974

The Seiko 6697-974 represents an important milestone in Seiko's 1972 lineup. Powered by the 6697 caliber with 30j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-c4e4325a6331]

Also known as: Helmet, UFO

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1972

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