Seiko Cal. 6618 - 729

The Seiko 6618-729 represents an important milestone in Seiko's 1981 lineup. With its 19mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-792366f4fc71]

Also known as: UFO, Arnie

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1981

Related Models

• Seiko 5627-920
• Seiko 7066-210
• Seiko 5259-533
• Seiko 5283-390
• Seiko 6129-792
• Seiko 6376-969
• Seiko 4512-173
• Seiko 6145-778
• Seiko 7059-887
• Seiko 3840-404
• Seiko 5221-201
• Seiko 5665-140