Seiko Cal. 6173 - 637

The 6173-637 is a sought-after Solar piece from Seiko's golden era. Powered by the 6173 caliber with 32j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-6292812eb807]

Also known as: UFO

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

32j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1999

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