Seiko Cal. 6240 - 580

This Quartz model from 1966 features a 36mm Hardlex-Coated Steel case. Powered by the 6240 caliber with 31j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-190e4fc5a888]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1966

Related Models

• Seiko 5686-332
• Seiko 5625-766
• Seiko 6616-485
• Seiko 7185-840
• Seiko 7132-391
• Seiko 6166-541
• Seiko 6687-601
• Seiko 5210-894
• Seiko 6248-896
• Seiko 6113-873
• Seiko 0788-954
• Seiko 0762-581