Seiko Cal. 4557 - 999

The Seiko 4557-999 represents an important milestone in Seiko's 1998 lineup. It features a Black dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-99a46c09a1e1]

Also known as: Crown, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1998

Related Models

• Seiko 7198-694
• Seiko 6164-591
• Seiko 4471-880
• Seiko 6180-479
• Seiko 6221-244
• Seiko 4439-685
• Seiko 4456-747
• Seiko 7155-244
• Seiko 6377-873
• Seiko 3859-908
• Seiko 4519-682
• Seiko 5269-406