Seiko Cal. 4443 - 425

The 4443-425 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4443 caliber with 25j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-30d5c31ed1c8]

Also known as: Samurai, Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1993

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