Seiko Cal. 6291 - 177

The 6291-177 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6291 caliber with 26j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-3eb150c2d398]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1973

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