Seiko Cal. 0768 - 581

This Quartz model from 1983 features a 36mm Two-Tone case. Powered by the 0768 caliber with 18j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-08d7e93ed207]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

36mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1983

Related Models

• Seiko 3878-920
• Seiko 4474-917
• Seiko 0755-655
• Seiko 6286-839
• Seiko 3817-266
• Seiko 7186-537
• Seiko 3844-533
• Seiko 6190-969
• Seiko 6657-374
• Seiko 0752-134
• Seiko 6610-279
• Seiko 5236-722