Seiko Cal. 4578 - 482

The Seiko 4578-482 represents an important milestone in Seiko's 1965 lineup. Powered by the 4578 caliber with 25j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-5904a30bde7c]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1965

Related Models

• Seiko 6289-459
• Seiko 5214-825
• Seiko 7043-631
• Seiko 6345-131
• Seiko 5652-510
• Seiko 4542-601
• Seiko 4590-236
• Seiko 3854-208
• Seiko 5279-386
• Seiko 3841-941
• Seiko 4526-501
• Seiko 6225-452