Seiko Cal. 5223 - 637

This Automatic model from 1980 features a 34mm Stainless Steel case. Powered by the 5223 caliber with 28j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-e48b776c1226]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1980

Related Models

• Seiko 6684-368
• Seiko 3863-500
• Seiko 6141-414
• Seiko 4433-900
• Seiko 6692-231
• Seiko 5631-908
• Seiko 6338-752
• Seiko 7020-985
• Seiko 5664-937
• Seiko 6247-785
• Seiko 7054-348
• Seiko 5243-411