Seiko Cal. 5643 - 474

Released in 1983, the Cal. 5643 with design code 474 was part of Seiko's domestic market collection. Powered by the 5643 caliber with 25j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-abbc1dbb796d]

Also known as: Crown, Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1983

Related Models

• Seiko 6223-510
• Seiko 6260-748
• Seiko 5263-313
• Seiko 4452-341
• Seiko 4542-171
• Seiko 6368-635
• Seiko 6685-721
• Seiko 4447-167
• Seiko 6352-649
• Seiko 4427-328
• Seiko 6611-637
• Seiko 6394-805