Seiko Cal. 7169 - 255

The 7169-255 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7169 caliber with 28j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-4a3788933304]

Also known as: Helmet, Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1970

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