Jewelry Sizing Guide | Farsi Jewelers Sandy Springs
Find your perfect fit—whether it’s for a ring, necklace, or bracelet. Use our easy sizing charts and tips, or visit us in Sandy Springs for personal guidance.
Ring Size Conversion Chart
Internal Diameter (mm) | US/CAN | UK/AUS | German |
---|---|---|---|
14.1 mm | 3 | F | 14 |
14.9 mm | 4 | H | 15 |
15.7 mm | 5 | J | 15 3/4 |
16.5 mm | 6 | N | 16 1/2 |
17.3 mm | 7 | P | 17 1/4 |
18.1 mm | 8 | R | 18 |
19 mm | 9 | T | 19 |
19.8 mm | 10 | V | 20 |
20.6 mm | 11 | F | 20 3/4 |
21.4 mm | 12 | X | 21 1/4 |
22.2 mm | 13 | Z | 22 |

Measure the internal diameter of a ring you already own to find your size.
Necklace Length Guide
Not sure which necklace length suits you best? Use this simple reference to compare standard styles—then try them in person at our Sandy Springs store.

Outlined visual of necklace lengths from Collar to Rope.
Length (in) | Style | Position |
---|---|---|
14" | Collar | Tightly around neck |
16" | Choker | Base of neck |
18" | Princess | Just below collarbone |
20" | Matinee | Top of bust |
24" | Opera | Below bust |
30–36" | Rope | Long or doubled |
Bracelet Sizing Guide
To find your ideal bracelet fit, wrap a soft tape or string snugly around your wrist, just above the wrist bone. Then use the chart below to choose your size.

Use a flexible tape or string to measure your wrist just above the bone.
Wrist Size (in) | Bracelet Size | Fit Description |
---|---|---|
5.5–6" | Small | Snug fit on petite wrists |
6–6.5" | Medium | Comfort fit for average wrists |
6.5–7" | Large | Looser fit or larger wrists |
7–7.5" | Extra Large | Oversized or layered look |
Tip: Add 0.25–0.5" to your wrist size for a comfort fit, or more for bangles and cuffs.
Need help finding the right size?
Our team is happy to assist with ring, necklace, or bracelet sizing. Visit our Sandy Springs showroom or schedule a virtual consultation.
Book your fitting now →
Our team is happy to assist with ring, necklace, or bracelet sizing. Visit our Sandy Springs showroom or schedule a virtual consultation.
Book your fitting now →
Looking for more tips and services? View all guides in our Jewelry Learning Center →