Seiko Cal. 3870 - 875

This Automatic model from 1966 features a 45mm Gold-Plated case. It features a Navy dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-c3b0685ac906]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1966

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