Seiko Cal. 6648 - 798

The 6648-798 is a sought-after Automatic piece from Seiko's golden era. With its 21mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-f3ef3e84d14a]

Also known as: Helmet, Silverwave

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1965

Related Models

• Seiko 6173-878
• Seiko 4578-867
• Seiko 4488-948
• Seiko 4510-886
• Seiko 5650-344
• Seiko 5222-720
• Seiko 4520-285
• Seiko 0755-123
• Seiko 6142-272
• Seiko 7042-150
• Seiko 6362-763
• Seiko 6333-152