Seiko Cal. 6648 - 489

This Spring Drive model from 1980 features a 35mm Titanium case. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-69858dd2dd9d]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1980

Related Models

• Seiko 3884-987
• Seiko 0740-760
• Seiko 5648-886
• Seiko 3842-857
• Seiko 7069-390
• Seiko 4496-653
• Seiko 6676-892
• Seiko 6296-906
• Seiko 7030-291
• Seiko 7137-720
• Seiko 6151-324
• Seiko 5654-757