Seiko Cal. 4587 - 427

This Automatic model from 1971 features a 34mm Two-Tone case. Powered by the 4587 caliber with 21j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-10f0bf60efa7]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1971

Related Models

• Seiko 0759-314
• Seiko 7099-177
• Seiko 5667-824
• Seiko 5284-660
• Seiko 0742-467
• Seiko 6693-965
• Seiko 6360-498
• Seiko 6254-479
• Seiko 4485-333
• Seiko 3868-346
• Seiko 3820-944
• Seiko 6337-712