Seiko Cal. 0767 - 440

The 0767-440 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-4b8b15731b2a]

Also known as: Sumo, Silverwave

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1969

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