















Horizon Alexandrite Ring
Ring Size Chart
Find your ring size with our international size guide. Our Azura Jewelry sizes match standard USA/CAN sizes. If you don't know your size but have a ring to measure, click "Measure Ring".
Measure your existing ring as described below.

Unsure if the size will fit?
No worries. We offer free domestic exchanges on all orders.
INSIDE DIAMETER | US/CAN | UK/AU | EUROPE | JAPAN |
---|---|---|---|---|
15 mm | 4 | H | 46.5 | 7 |
15.3 mm | 4.5 | I | 48 | 8 |
15.6 mm | 5 | J | 49.5 | 9 |
16.2 mm | 5.5 | K | 50.5 | 10 |
16.6 mm | 6 | L | 52 | 11 |
16.9 mm | 6.5 | M | 53 | 13 |
17.2 mm | 7 | N | 54.5 | 14 |
17.8 mm | 7.5 | O | 55.5 | 15 |
18.1 mm | 8 | P | 57 | 16 |
18.5 mm | 8.5 | Q | 58 | 17 |
19.1 mm | 9 | R | 59.5 | 18 |
19.4 mm | 9.5 | S | 61 | 19 |
19.7 mm | 10 | T | 62 | 20 |
20.4 mm | 10.5 | U | 63.5 | 22 |
20.7 mm | 11 | V | 64.5 | 23 |

1.Select an existing ring that fits the desired finger.
2.Measure the internal diameter of the ring (in mm).
3.Use the below chart to determine your ring size.
Internal Diameter (MM) | USA & Canada | Adjustable Rings |
---|---|---|
15 | 4 | S |
15.3 | 4.5 | S |
15.6 | 5 | S |
16.2 | 5.5 | S |
16.6 | 6 | M |
16.9 | 6.5 | M |
17.2 | 7 | M |
17.8 | 7.5 | M |
18.1 | 8 | M |
18.5 | 8.5 | L |
19.1 | 9 | L |
19.4 | 9.5 | L |
19.7 | 10 | L |
20.4 | 10.5 | L |
20.7 | 11 | L |
Still not sure how to measure your ring?
No worries, we got you covered!
Check Our Ring Sizer Page.
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Handpicked Gemstone
Description
Step into the magic of twilight with the Horizon Alexandrite Ring.
At its center lies a rare square alexandrite gemstone that captures the magic of transformation and eternal love.
Its crown-like setting is adorned with shimmering accent stones. Delicate filigree frames the gem in swirling detail, echoing the union of sky and earth.
Rich in symbolism, the Horizon Alexandrite Ring makes a stunning promise ring, anniversary gift, or an everyday gemstone jewelry.
A timeless reminder that love, like the horizon, endures through every season.
✨ Details:
✦ 4x4mm square-cut lab-grown alexandrite (center stone)
✦ White topaz accent stones
✦ 14K white gold vermeil (14K white gold plated over a sterling silver base)
✦ Hypoallergenic and nickel-free
✦ Exclusive Azura Jewelry design
Gemstones
Lab-Grown Alexandrite
Birthstone: June
Powers: Alexandrite fosters a strong sense of creativity and intuition. It is also known to promote growth and attracts good fortune. It helps the wearer find balance between the emotional and the rational which is the key to making wise decisions. It enables us to accept change and calms our weary souls.
Measurements
✦ Center Stone: 4x4mm square-cut square lab-grown Alexandrite
✦ Accent Stone: 1.1-1.5mm round White Topaz
Complete the look:
Horizon Alexandrite Ring
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For my daughter’s birthday. She loves it! It’s really lovely, sturdy, dainty and doesn’t catch on clothing or fabrics. Also very comfortable to wear. She forgets it’s there. Perfect!
