This looks like Czech, but there are no marks. Measures 1 3/8 inches diameter. Missing one tiny glass crescent moon (see photos). There are glass garnet colored stones and blue glass stones. All set in brass.
Item ID:RLglassvintagepinAll purchases come in an Alison Phalan Antiques box suitable for gifting
Gender: Female, Age Group: Adult, Color: Blue and red, Size: 1 3/8 inch