Seiko Cal. 5688 - 979

This Quartz model from 1972 features a 35mm Gold-Plated case. With its 22mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-aad81f3df907]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1972

Related Models

• Seiko 7159-298
• Seiko 3891-214
• Seiko 7044-549
• Seiko 7145-834
• Seiko 0773-967
• Seiko 7023-308
• Seiko 4425-265
• Seiko 3866-545
• Seiko 5264-796
• Seiko 6123-840
• Seiko 6684-746
• Seiko 6151-987