Seiko Cal. 4555 - 840

This Spring Drive model from 1965 features a 34mm PVD Black case. With its 20mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-460d046f41b7]

Also known as: Sportsmatic, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1965

Related Models

• Seiko 7061-969
• Seiko 4439-503
• Seiko 7169-208
• Seiko 7040-549
• Seiko 4535-336
• Seiko 4584-502
• Seiko 7033-139
• Seiko 4555-295
• Seiko 5227-652
• Seiko 7087-801
• Seiko 5296-279
• Seiko 3874-477