Seiko Cal. 0780 - 687

The 0780-687 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0780 caliber with 33j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-48a1b942633a]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1973

Related Models

• Seiko 5298-246
• Seiko 5231-814
• Seiko 0783-579
• Seiko 6287-783
• Seiko 5288-667
• Seiko 7089-172
• Seiko 6674-756
• Seiko 0770-124
• Seiko 6621-678
• Seiko 6154-998
• Seiko 6349-981
• Seiko 6363-259