Seiko Cal. 3899 - 619

The 3899-619 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-d8854d76a7b4]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Green

Jewels

35j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1978

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