Seiko Cal. 4489 - 348

The 4489-348 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-ffea35fbaec1]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Champagne

Jewels

22j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1985

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