The most common finger sizes are between us 4 us 7.
Best diamond size for size 7 finger.
A round cut 0 50 carat diamond has a width of 5 2mm.
In my opinion diamonds ranging between 0 5ct 1 5ct would look perfectly fine on these finger sizes.
A half carat diamond 50 ct has a mm width of 5 2 mm.
Let s look at how some of these standard carat weights 25 ct 38 ct 50 ct 75 ct 1 00 ct and 1 50 ct look like on an average sizes woman s hands with a finger size of size 6 16 45 mm.
A 1 5 carat diamond solitaire looks much larger on a size 4 finger than a size 8.
Assuming that the average finger width based on a size 6 5 finger size is 17mm a 0 50 carat diamond will appear to cover 30 of the width of the finger.
Personally i think diamonds below 0 30ct would look small and i would recommend using a halo setting to spruce up the appearance of the engagement ring.
The 0 50 carat diamond is the smallest diamond that is typically used in a solitaire mounting.
However if your hands are larger than a 6 5 ring size you can go with something larger like a 1 50 2 0 carat.
Keep in mind that the smaller the finger the larger the diamond will appear.
For a long and full finger shape graduated diamond bands three stone diamond rings and wider bands are most flattering drawing the eye along rather than across.
Diamond sizes on finger.
Choosing a more prominent or ornate setting will draw attention away from strong knuckles or for a similar effect opt for a statement ring with multiple bands.
There are however a few things you need to take into account that go beyond or even supersede carat size.