Seiko Cal. 4456 - 717

The Seiko 4456-717 represents an important milestone in Seiko's 1983 lineup. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-c26f79da40fb]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1983

Related Models

• Seiko 6184-612
• Seiko 0740-474
• Seiko 5261-145
• Seiko 0726-798
• Seiko 0767-975
• Seiko 5691-363
• Seiko 7044-126
• Seiko 4569-599
• Seiko 6621-977
• Seiko 6355-651
• Seiko 3810-601
• Seiko 4410-539