Seiko Cal. 6648 - 143

The Seiko 6648-143 represents an important milestone in Seiko's 1978 lineup. Powered by the 6648 caliber with 24j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-cc81757cc724]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1978

Related Models

• Seiko 4510-782
• Seiko 6367-857
• Seiko 3858-267
• Seiko 7147-222
• Seiko 6227-328
• Seiko 7042-444
• Seiko 4438-583
• Seiko 5692-151
• Seiko 7123-705
• Seiko 3854-352
• Seiko 4462-366
• Seiko 5662-702