Seiko Cal. 4531 - 718

This Quartz model from 1966 features a 42mm PVD Black case. With its 20mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-93480092fed8]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1966

Related Models

• Seiko 5232-464
• Seiko 4574-843
• Seiko 5677-275
• Seiko 6153-173
• Seiko 6676-535
• Seiko 0773-195
• Seiko 4561-149
• Seiko 5690-529
• Seiko 7194-637
• Seiko 6350-807
• Seiko 5660-547
• Seiko 7144-830