Ring with 1 brilliant-cut diamond approx. 0.21 ct and 5 brilliant-cut diamonds

Ring with 1 brilliant-cut diamond 0.21 ct and 5 brilliant-cut diamonds totalling 0.41 ct (gest.), WHITE-STW (H-J)/SI, white gold 18K, 6.8g, ring size: 55, 21st century, minimal signs of wear, with manufacturer's mark.