Seiko Cal. 6171 - 990

The Seiko 6171-990 represents an important milestone in Seiko's 1970 lineup. Powered by the 6171 caliber with 20j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-522ed9397feb]

Also known as: Rally

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1970

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