Seiko Cal. 3866 - 263

This Kinetic model from 1967 features a 37mm Titanium case. Powered by the 3866 caliber with 19j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-cdfe8eb6c36b]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1967

Related Models

• Seiko 6188-798
• Seiko 6159-901
• Seiko 7065-427
• Seiko 6156-368
• Seiko 6329-929
• Seiko 6685-214
• Seiko 7154-717
• Seiko 3827-462
• Seiko 7071-234
• Seiko 4444-399
• Seiko 7130-483
• Seiko 7182-668