Seiko Cal. 7171 - 753

Released in 1978, the Cal. 7171 with design code 753 was part of Seiko's domestic market collection. Powered by the 7171 caliber with 21j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-561aa315ad72]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1978

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