Seiko Cal. 4425 - 539

The 4425-539 is a sought-after Automatic piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-f28dc4e1c14a]

Also known as: Sumo, Shogun

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Burgundy

Jewels

26j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1984

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