Seiko Cal. 5623 - 321

The Seiko 5623-321 represents an important milestone in Seiko's 1988 lineup. With its 20mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-bead2653cd4b]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Champagne

Jewels

34j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1988

Related Models

• Seiko 5245-758
• Seiko 3899-849
• Seiko 6622-730
• Seiko 4568-705
• Seiko 4545-730
• Seiko 6130-542
• Seiko 7030-117
• Seiko 6677-996
• Seiko 4591-471
• Seiko 4497-728
• Seiko 7083-502
• Seiko 6291-285