Seiko Cal. 5651 - 328

The Seiko 5651-328 represents an important milestone in Seiko's 1966 lineup. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-8f9afc0525d8]

Also known as: Tuna, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

38mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1966

Related Models

• Seiko 5651-656
• Seiko 6146-727
• Seiko 6115-590
• Seiko 4480-166
• Seiko 3882-463
• Seiko 6271-579
• Seiko 7164-168
• Seiko 6613-996
• Seiko 5693-617
• Seiko 5294-804
• Seiko 4517-350
• Seiko 7112-987