Seiko Cal. 5648 - 417

The 5648-417 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-3ac2bee8c3bf]

Also known as: Tuna, Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1986

Related Models

• Seiko 3857-952
• Seiko 6299-884
• Seiko 6160-732
• Seiko 0760-386
• Seiko 3844-140
• Seiko 5271-127
• Seiko 5221-671
• Seiko 6378-621
• Seiko 6345-654
• Seiko 6210-373
• Seiko 4430-165
• Seiko 6358-854