Seiko Cal. 6317 - 728

Released in 1994, the Cal. 6317 with design code 728 was part of Seiko's domestic market collection. Powered by the 6317 caliber with 34j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-eb95ec11e03b]

Also known as: Bullhead, World Timer

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1994

Related Models

• Seiko 6374-570
• Seiko 3817-334
• Seiko 0746-783
• Seiko 6130-273
• Seiko 6151-686
• Seiko 6695-925
• Seiko 4585-492
• Seiko 6618-185
• Seiko 0721-899
• Seiko 0766-618
• Seiko 5626-166
• Seiko 5231-660