This item is hand carved from organic material and the gauge will vary +/- up to 0.5mm.
The below measurements are approximate:
8g through 2g have 12mm roses.
0g has a 9/16" rose.
00g has a 5/8" rose.
7/16" has an 11/16" rose.
12mm and 1/2 have 3/4" roses.
9/16" has a 15/16" rose.
5/8" has a 1-1/8" rose.
3/4" has a 1-1/4" rose.
13/16" and 7/8" have a 1-3/8" roses.
15/16" and 1" (25mm) have a 1-1/2" roses.
1-1/8" has a 1-5/8" rose.
1-1/4" has a 1-3/4" rose.
1-3/8" has a 1-13/16" rose.
1-7/16" has a 1-15/16" rose.
1-9/16" has a 2-1/16" rose.
1-11/16" has a 2-1/8" rose.
2" (50mm) has a 2-1/2" rose.
2g and 0g have a 5/16" wearable area.
00g through 12mm have a 3/8" wearable area.
9/16" through 1" (25mm) have a 7/16" wearable area.
1-1/8" and larger have 1/2" wearable area.