Seiko Cal. 4445 - 871

The 4445-871 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4445 caliber with 27j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-c0098283a93c]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1980

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