Seiko Cal. 4478 - 172

The 4478-172 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4478 caliber with 22j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-19ff914ef1cb]

Also known as: Sumo, Rally

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

22j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1996

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