Skip to content

Cart

Your cart is empty

Size guide Rings

HILDA&DIEGO rings follow the American ring measurement standards, indicating the inner circumference of the ring in millimeters and diameter. 

Please see our conversion table below.

HILDA&DIEGO RING US SIZE

Diameter

(MM)

finger circumference

(MM)

4

15.0mm

47.1mm

4.5

15.3mm

48.0mm

5

15.6mm

49.0mm

5.5

15.9mm

50.0mm

6

16.5mm

51.8mm

6.5

16.8mm

52.7mm

7

17.2mm

54.0mm

7.5

17.5mm

54.9mm

8

18.1mm

56.8mm

8.5

18.4mm

57.8mm

9

19.1mm

60.0mm

9.5

19.4mm

60.9mm

10

19.7mm

61.8mm

Our detailed method in Size Guide .

*You can measure the circumference of the finger on which you will wear your piece, or the measurement of the internal diameter of a ring you have.

If you require assistance please contact our customer advisors.

We will be happy to guide you in your choice.