Seiko Cal. 4528 - 677

This Kinetic model from 1974 features a 34mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-c108d89490e8]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1974

Related Models

• Seiko 7176-344
• Seiko 5686-659
• Seiko 3840-284
• Seiko 7160-885
• Seiko 7055-600
• Seiko 5689-953
• Seiko 7016-736
• Seiko 4428-204
• Seiko 6282-776
• Seiko 7153-856
• Seiko 6352-684
• Seiko 6127-923