Seiko Cal. 6173 - 660

The 6173-660 is a sought-after Solar piece from Seiko's golden era. Powered by the 6173 caliber with 28j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-426c8c7b3215]

Also known as: Monster

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1978

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