Seiko Cal. 4578 - 120

The Seiko 4578-120 represents an important milestone in Seiko's 1977 lineup. It features a Navy dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-f220ed86bec7]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1977

Related Models

• Seiko 5293-898
• Seiko 7154-667
• Seiko 5662-343
• Seiko 0772-889
• Seiko 5283-704
• Seiko 7113-899
• Seiko 6343-874
• Seiko 5215-747
• Seiko 6165-722
• Seiko 6148-652
• Seiko 4444-669
• Seiko 7142-359