Seiko Cal. 3865 - 378

The Seiko 3865-378 represents an important milestone in Seiko's 1974 lineup. It features a Navy dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-d36c1fec62e0]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

43mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1974

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