Seiko Cal. 5284 - 259

This Spring Drive model from 1979 features a 34mm Stainless Steel case. It features a Green dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-13cdf9b6b0cb]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1979

Related Models

• Seiko 6349-214
• Seiko 5226-729
• Seiko 5270-290
• Seiko 6319-503
• Seiko 3842-646
• Seiko 6212-613
• Seiko 6168-359
• Seiko 5283-697
• Seiko 6245-274
• Seiko 4559-410
• Seiko 6319-196
• Seiko 6155-642