Seiko Cal. 4425 - 673

The 4425-673 is a sought-after Quartz piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-7a2d679c48e0]

Also known as: Monster, Sumo

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1977

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