Seiko Cal. 6632 - 263

The Seiko 6632-263 represents an important milestone in Seiko's 1970 lineup. Powered by the 6632 caliber with 20j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-dcb84b1f93e5]

Also known as: Sumo, Panda

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1970

Related Models

• Seiko 6196-163
• Seiko 4456-388
• Seiko 4421-129
• Seiko 5283-611
• Seiko 4499-497
• Seiko 0726-717
• Seiko 6322-699
• Seiko 5248-736
• Seiko 5689-746
• Seiko 4550-657
• Seiko 7150-197
• Seiko 7127-547