Seiko Cal. 5648 - 643

The 5648-643 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-f5cb635cec0e]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

34j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1977

Related Models

• Seiko 6153-525
• Seiko 3881-829
• Seiko 7120-956
• Seiko 7021-543
• Seiko 3849-317
• Seiko 4568-743
• Seiko 7188-682
• Seiko 4415-673
• Seiko 6353-668
• Seiko 5296-575
• Seiko 5224-958
• Seiko 6275-872