Seiko Cal. 4555 - 311

This Quartz model from 1974 features a 38mm Two-Tone case. It features a Black dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-5682290aab2d]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1974

Related Models

• Seiko 7045-601
• Seiko 5295-879
• Seiko 7137-841
• Seiko 6289-698
• Seiko 7018-140
• Seiko 4465-347
• Seiko 4553-313
• Seiko 5698-390
• Seiko 6639-548
• Seiko 0772-472
• Seiko 7140-405
• Seiko 7048-660