Seiko Cal. 6263 - 721

The Seiko 6263-721 represents an important milestone in Seiko's 1979 lineup. Powered by the 6263 caliber with 28j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-d7f249fd73bd]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1979

Related Models

• Seiko 3835-209
• Seiko 4584-580
• Seiko 3860-849
• Seiko 6212-153
• Seiko 5671-509
• Seiko 5261-699
• Seiko 4534-548
• Seiko 6399-588
• Seiko 5624-202
• Seiko 6622-260
• Seiko 4581-882
• Seiko 6312-336