Seiko Cal. 3873 - 305

The Seiko 3873-305 represents an important milestone in Seiko's 1977 lineup. It features a Navy dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-d713f7bcd70c]

Also known as: Bullhead, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1977

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