Seiko Cal. 4531 - 662

This Automatic model from 1966 features a 43mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-d58ca86daaea]

Also known as: Sumo, Sea Horse

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1966

Related Models

• Seiko 5628-626
• Seiko 4431-838
• Seiko 6323-221
• Seiko 6370-539
• Seiko 3816-184
• Seiko 6263-436
• Seiko 6124-216
• Seiko 3866-251
• Seiko 7173-851
• Seiko 6292-217
• Seiko 5618-613
• Seiko 4458-672