Seiko Cal. 4445 - 472

The 4445-472 is a sought-after Solar piece from Seiko's golden era. Powered by the 4445 caliber with 24j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-ffa37b9c9c89]

Also known as: Sumo, Silverwave

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1994

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