Seiko Cal. 4560 - 363

This Spring Drive model from 1978 features a 40mm PVD Black case. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-aba75d1892dd]

Also known as: Sea Horse, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1978

Related Models

• Seiko 6177-598
• Seiko 5240-362
• Seiko 6290-910
• Seiko 4481-875
• Seiko 6319-886
• Seiko 6388-502
• Seiko 7010-709
• Seiko 5287-387
• Seiko 7085-490
• Seiko 4464-243
• Seiko 6143-996
• Seiko 5213-603