This vintage onyx red glass and marcasite silver tone brooch measures 2 ½ inches in length, making it a unique and eye-catching accessory. The oval-shaped main stone, onyx, adds a touch of beauty and artistry to the retro-themed piece. Perfect for occasions like Mother's Day, Christmas, or birthdays, this unisex brooch is a stylish addition to any jewelry collection. Note: the black onyx stone in the middle has some scratches. Please see pics for reference.