Seiko Cal. 3865 - 666

Released in 1965, the Cal. 3865 with design code 666 was part of Seiko's domestic market collection. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-04a7bb9fa178]

Also known as: Panda, World Timer

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Cream

Jewels

28j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1965

Related Models

• Seiko 4516-572
• Seiko 4468-699
• Seiko 4566-784
• Seiko 0794-314
• Seiko 5272-561
• Seiko 7111-914
• Seiko 4510-545
• Seiko 5610-920
• Seiko 7041-492
• Seiko 7088-431
• Seiko 7113-374
• Seiko 5696-325