Seiko Cal. 6313 - 645

The Seiko 6313-645 represents an important milestone in Seiko's 1975 lineup. Powered by the 6313 caliber with 29j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-20bed2768869]

Also known as: Bullhead, Rally

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Burgundy

Jewels

29j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1975

Related Models

• Seiko 3885-631
• Seiko 0724-343
• Seiko 5681-293
• Seiko 6312-522
• Seiko 6686-972
• Seiko 4453-733
• Seiko 5287-197
• Seiko 3850-576
• Seiko 6136-158
• Seiko 4470-977
• Seiko 4599-913
• Seiko 6363-679