Seiko Cal. 4578 - 115

This Automatic model from 1991 features a 37mm Hardlex-Coated Steel case. Powered by the 4578 caliber with 31j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-291768b39177]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1991

Related Models

• Seiko 4447-465
• Seiko 6244-696
• Seiko 5617-282
• Seiko 6157-617
• Seiko 7077-573
• Seiko 6354-269
• Seiko 5278-506
• Seiko 5621-751
• Seiko 4585-176
• Seiko 7191-318
• Seiko 6121-357
• Seiko 3862-238