Seiko Cal. 3872 - 917

The Seiko 3872-917 represents an important milestone in Seiko's 1970 lineup. It features a Navy dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-b9a7ae30fc57]

Also known as: Bullhead, World Timer

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1970

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