AV Histamenon nomisma (Scyphate): Hold history in your hands!
This Gold coin is from the reign of Michael VII, who was Byzantine emperor from A.D. 1071-1078. The coin has a weight of over 4.34 grams and a purity of 16 karats, so its actual Gold weight is approximately 0.0931 oz.
The obverse features a bust of Christ, and the reverse shows a Bust of Michael VII. The coin is graded Choice Very Fine by NGC, and is a very nice cup shaped coin considering it is more than 900 years old!