Seiko Cal. 6613 - 668

The 6613-668 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6613 caliber with 34j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-5dd99a888451]

Also known as: UFO, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

34j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1969

Related Models

• Seiko 6223-267
• Seiko 5231-304
• Seiko 6142-289
• Seiko 3834-663
• Seiko 6626-925
• Seiko 6315-882
• Seiko 6230-772
• Seiko 7120-445
• Seiko 4535-115
• Seiko 3852-897
• Seiko 7165-146
• Seiko 0737-621