Seiko Cal. 6240 - 780

The 6240-780 is a sought-after Hand-Winding piece from Seiko's golden era. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-1afc9cf8e2b9]

Also known as: Tuna, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1993

Related Models

• Seiko 0758-416
• Seiko 3884-799
• Seiko 4596-373
• Seiko 4471-738
• Seiko 4421-431
• Seiko 6382-228
• Seiko 7081-706
• Seiko 0742-882
• Seiko 5694-816
• Seiko 4599-415
• Seiko 0742-973
• Seiko 3860-616