Seiko Cal. 6642 - 260

Released in 1966, the Cal. 6642 with design code 260 was part of Seiko's domestic market collection. With its 22mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-e60ab3dcdb12]

Also known as: Samurai, Sumo

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1966

Related Models

• Seiko 4481-162
• Seiko 0720-191
• Seiko 0721-621
• Seiko 0740-855
• Seiko 6663-455
• Seiko 4510-264
• Seiko 7034-690
• Seiko 0793-437
• Seiko 6232-797
• Seiko 7068-291
• Seiko 6149-607
• Seiko 4416-132