Seiko Cal. 0780 - 100

The 0780-100 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0780 caliber with 23j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-dab9fcedae93]

Also known as: UFO, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1967

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