Seiko Cal. 6247 - 646

The Seiko 6247-646 represents an important milestone in Seiko's 1975 lineup. Powered by the 6247 caliber with 32j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-e80c3eff3e54]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1975

Related Models

• Seiko 3868-928
• Seiko 5613-153
• Seiko 5250-538
• Seiko 0764-597
• Seiko 7068-537
• Seiko 4447-592
• Seiko 4521-171
• Seiko 5614-229
• Seiko 6114-383
• Seiko 7039-464
• Seiko 6664-645
• Seiko 4560-968