Seiko Cal. 5231 - 549

The Seiko 5231-549 represents an important milestone in Seiko's 1970 lineup. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-b4a50d8813af]

Also known as: Rally

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1970

Related Models

• Seiko 6196-132
• Seiko 6641-369
• Seiko 6647-779
• Seiko 5669-716
• Seiko 6271-306
• Seiko 6147-571
• Seiko 6127-615
• Seiko 4540-950
• Seiko 7043-103
• Seiko 5635-278
• Seiko 5668-592
• Seiko 3896-501