Seiko Cal. 6664 - 227

The Seiko 6664-227 represents an important milestone in Seiko's 1965 lineup. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-73a49b98217d]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

19j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1965

Related Models

• Seiko 4524-254
• Seiko 7023-997
• Seiko 5615-653
• Seiko 6322-582
• Seiko 7130-796
• Seiko 5229-997
• Seiko 6316-450
• Seiko 5214-661
• Seiko 6127-401
• Seiko 3814-340
• Seiko 4531-459
• Seiko 6676-876