Seiko Cal. 6240 - 784

The 6240-784 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6240 caliber with 25j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-29418b7534f2]

Also known as: Bullhead, Silverwave

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Cream

Jewels

25j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1985

Related Models

• Seiko 6356-634
• Seiko 4552-608
• Seiko 7171-357
• Seiko 7183-165
• Seiko 7144-954
• Seiko 6386-409
• Seiko 5690-142
• Seiko 7125-969
• Seiko 4474-115
• Seiko 7125-722
• Seiko 6682-545
• Seiko 5695-538