Seiko Cal. 4456 - 439

The 4456-439 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4456 caliber with 28j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-7913fe258021]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

28j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1986

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