We want to get this right for you.  If you are considering a ring purchase and you don’t know your size then please get in touch at hello@karimunro.com or 020 7310 8472 and we will happily send you a complimentary ring sizer.

Please use the visual aid and table below to confirm your ring size if you already know it.

    RING

    DIAMETER

    FINGER

    CIRCUMFERENCE

    RING SIZE

    (mm)

    (mm)

    UK

    US

    EU

    14.8

    46.5

    H

    3 3/4

    46 1/2

    15.2

    47.8

    I

    4 1/8

    47 1/2

    15.6

    49.0

    J

    4 5/8

    48 1/2

    16.0

    50.3

    K

    5 1/4

    50

    16.4

    51.5

    L

    5 1/2

    51

    16.8

    52.8

    M

    6

    52 1/2

    17.2

    54.0

    N

    6 1/2

    53 1/2

    17.4

    54.7

    O

    7

    55

    18.0

    56.6

    P

    7 1/2

    56

    18.4

    57.8

    Q

    8

    57 1/2

    19.0

    59.1

    R

    8 5/8

    59

    19.2

    60.3

    S

    9 1/8

    60 1/4

    20

    62.8

    U

    10 1/4

    61 2/4

    20.3

    63.8

    V

    11

    63