Seiko Cal. 5627 - 764

Released in 1965, the Cal. 5627 with design code 764 was part of Seiko's domestic market collection. With its 22mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-8ad1af2022a9]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

24j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1965

Related Models

• Seiko 4532-816
• Seiko 4471-798
• Seiko 5664-205
• Seiko 7087-315
• Seiko 6157-456
• Seiko 6156-990
• Seiko 6296-879
• Seiko 7039-434
• Seiko 6359-555
• Seiko 5234-849
• Seiko 4599-393
• Seiko 5616-463