Seiko Cal. 3865 - 162

The Seiko 3865-162 represents an important milestone in Seiko's 1971 lineup. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-da08ed14533d]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1971

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