Seiko Cal. 3867 - 673

The 3867-673 is a sought-after Automatic piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-12a2a3425957]

Also known as: Sumo, Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

White

Jewels

32j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1978

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