Seiko Cal. 4531 - 155

Released in 1987, the Cal. 4531 with design code 155 was part of Seiko's domestic market collection. With its 21mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-fbd3ee17849b]

Also known as: Silverwave, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1987

Related Models

• Seiko 4581-626
• Seiko 7133-164
• Seiko 6693-695
• Seiko 7144-297
• Seiko 6183-782
• Seiko 7159-731
• Seiko 4486-969
• Seiko 7198-993
• Seiko 6652-893
• Seiko 4590-453
• Seiko 6314-241
• Seiko 3820-400