Seiko Cal. 7117 - 621

The Seiko 7117-621 represents an important milestone in Seiko's 1974 lineup. Powered by the 7117 caliber with 32j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-379b2c1a820d]

Also known as: UFO, Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1974

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