Seiko Cal. 4550 - 864

This Spring Drive model from 1988 features a 42mm PVD Black case. It features a Black dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-736d431f6c4a]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1988

Related Models

• Seiko 4537-732
• Seiko 4483-256
• Seiko 6124-497
• Seiko 4576-297
• Seiko 3815-799
• Seiko 4574-578
• Seiko 6135-524
• Seiko 6696-154
• Seiko 7146-619
• Seiko 0761-353
• Seiko 4528-828
• Seiko 5215-429