Seiko Cal. 5643 - 480

The Seiko 5643-480 represents an important milestone in Seiko's 1975 lineup. Powered by the 5643 caliber with 17j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-8b0539ce2de9]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Burgundy

Jewels

17j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1975

Related Models

• Seiko 7146-468
• Seiko 7065-910
• Seiko 7173-249
• Seiko 4431-168
• Seiko 6229-164
• Seiko 3855-652
• Seiko 6272-333
• Seiko 6223-686
• Seiko 0778-329
• Seiko 6283-376
• Seiko 6173-321
• Seiko 5625-713