













Monarch Butterfly Amethyst Opal Ring and Necklace Set
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
Bring a dreamy, symbolic touch to your collection with our amethyst butterfly ring and necklace set. This nature-inspired jewelry features soft marquise-cut amethyst gemstones and a glowing opal, delicately forming a butterfly in mid-bloom—a gentle symbol of transformation and grace.
Amethyst, known for its calming and spiritual energy, pairs beautifully with the iridescent opal, a stone of dreams and intuition. Together, they make this fantasy jewelry set ideal for those seeking clarity, emotional balance, and a spark of everyday enchantment.
✨ Details:
✦ Sold as a set
✦ Natural marquise and round-cut amethyst
✦ Natural round-cut Ethiopian opal
✦ White topaz
✦ 14K white gold vermeil (14K white gold plated over a sterling silver base)
✦ Intricate butterfly-inspired setting
✦ Hypoallergenic and nickel-free
✦ Exclusive Azura Jewelry design
A meaningful jewelry gift set for February birthdays or for anyone who loves fairycore jewelry, nature-inspired jewelry, amethyst gemstones, or symbolic designs that celebrate transformation, intuition, and feminine magic.
Gemstones
Amethyst (Accent Stones: Ethiopian Opal and White Topaz)
Origin: Brazil
Birthstone: February
Meaning: The name “Amethyst” arrives from “Amethystos,” a Greek word meaning “not drunk” as in ancient times, people thought it kept drunkenness at bay.
Powers: Seen as a stone of royalty, this promotes a serious, sober mind. It wards off evil thoughts, accelerates intelligence, fights contagious diseases, and guards the wearer against aggression plus violence. Associated with crown chakra to provide shrewdness and prevent confused chain of thoughts.
Measurements
✦ Gemstones: 4x2 and 3x1.5mm marquise Amethyst and White Topaz, 2mm round Ethiopian Opal, 1.5mm, 2mm, 2.5mm round Amethyst and White Topaz
✦ Band Width: 1.5mm
✦ Chain: 16"+2"
Complete the look:
Monarch Butterfly Amethyst Opal Ring and Necklace Set
- CUSTOMERS ALSO BOUGHT
- Recently viewed
Got this as a birthday gift for the wife as opal and amethyst are her and our son's birthstones. She loves it. Happy wife, happy me ;)
It was a perfect way to represent my baby girl! The ring feels very nice quality and I love the butterfly necklace too.
