Seiko Cal. 3884 - 666

This Spring Drive model from 1972 features a 37mm Titanium case. With its 21mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-4d48933e9af5]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

24j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1972

Related Models

• Seiko 7160-568
• Seiko 6141-603
• Seiko 6396-708
• Seiko 0761-537
• Seiko 4584-796
• Seiko 6121-982
• Seiko 7130-415
• Seiko 7156-201
• Seiko 3883-926
• Seiko 7097-657
• Seiko 3882-780
• Seiko 6216-125