- Wrap a non-stretchy string around the base of the finger where you want to wear the ring.
- Mark the point where the string overlaps.
- Measure the length from the end to the marked point.
- Use a ring size chart to find your size by matching the measurement to the chart.
FREE ring resizing for all AHW Studio Rings

CIR (MM) | DIA (MM) | AUS Ring Size | USA Ring Size |
---|---|---|---|
46.8 | 14.9 | H½ | 4 |
47.4 | 15.1 | I | |
48.0 | 15.3 | I½ | 4½ |
48.7 | 15.5 | J | |
49.3 | 15.7 | J½ | 5 |
50.0 | 15.9 | K | |
50.6 | 16.1 | K½ | 5½ |
51.2 | 16.3 | L | |
51.9 | 16.5 | L½ | 6 |
52.5 | 16.7 | M | |
53.1 | 16.9 | M½ | 6½ |
53.8 | 17.1 | N | |
54.4 | 17.3 | N½ | 7 |
55.1 | 17.5 | O | |
55.7 | 17.7 | O½ | 7½ |
56.3 | 17.9 | P | |
57.0 | 18.1 | P½ | 8 |
57.6 | 18.3 | Q | |
58.3 | 18.5 | Q½ | 8½ |
58.9 | 18.8 | R | |
59.5 | 19.0 | R½ | 9 |
60.2 | 19.2 | S | |
60.8 | 19.4 | S½ | 9½ |
61.4 | 19.6 | T | |
62.1 | 19.8 | T½ | 10 |
62.7 | 20.0 | U | |
63.4 | 20.2 | U½ | 10½ |
64.0 | 20.4 | V | |
64.6 | 20.6 | V½ | 11 |
65.3 | 20.8 | W | |
65.9 | 21.0 | W½ | 11½ |
66.6 | 21.2 | X | |
67.2 | 21.4 | X½ | 12 |
67.8 | 21.6 | Y | |
68.5 | 21.8 | Z | 12½ |
69.1 | 22.0 | Z½ | |
69.7 | 22.2 | 13 | |
70.4 | 22.4 | Z+1 | |
71.0 | 22.6 | Z+2 | 13½ |
The Art and Science of Finding the Perfect Ring Size
Selecting the perfect ring is more than just an aesthetic decision—it’s about precision, comfort, and a fit that feels effortless yet secure. A fraction of a millimetre can be the difference between a ring that slides elegantly onto the finger and one that is either uncomfortably tight or at risk of slipping off. At AHW Atelier, we understand that every detail matters, which is why we guide our clients through the most accurate methods to determine their ideal ring sizes, ensuring a piece that is as exquisite in fit as it is in design.
Measuring Your Ring Size with Accuracy
For the most precise measurement, visiting a professional jeweller remains the gold standard. At AHW Atelier, we use calibrated ring measuring tools that account for nuances such as band width and finger shape, providing an impeccable fit tailored to the wearer. However, if an in-store consultation isn’t immediately possible, there are reliable methods to measure at home.
A simple yet effective approach involves wrapping a fine strip of paper or non-stretch string around the base of the intended finger, marking where it overlaps, and measuring the length in millimetres. Comparing this to a ring size chart for women can provide a close estimate. However, while convenient, this method lacks the precision of professional tools, as even the thickness of the material or how tightly it is wrapped can influence the result.
For those seeking accuracy without a jeweller’s visit, investing in a ring sizing tool is advisable. Plastic belt-style ring gauges and metal sizing rings—similar to those used by professionals—offer a far more exact measurement. How to measure ring size for women at home is a common concern, and for those who want the best results, we always recommend measuring at different times of the day to account for natural fluctuations in finger size.
The Science of a Perfect Fit
Ring sizing is not a static measurement; external factors such as temperature, time of day, and even hydration levels can subtly alter finger size. Fingers are naturally slimmer in cooler conditions and slightly larger in warm weather or after physical activity. How do you find your ring size with complete accuracy? The best approach is to use a professional sizer, but if measuring at home, repeat the process multiple times to ensure consistency. Additionally, the width of the band itself plays a role—wider rings sit more snugly, often requiring a slightly larger size than a delicate, narrow band.
For those between sizes, the choice should be made with both comfort and long-term wearability in mind. Generally, opting for the slightly larger size is preferable, as a ring that is too tight can be restrictive and uncomfortable. A marginally looser fit can often be refined with discreet sizing beads or inner band adjustments, ensuring a seamless feel without compromising elegance. If you're unsure how to check the ring size before making a final decision, our expert team can guide you through the process.
Can Rings Be Resized?
Many rings can be resized, though the process depends on the material and complexity of the design. Gold and platinum rings with a simple band structure can typically be resized without issue, while intricate settings—such as eternity bands or tension-set stones—may be more challenging. Some materials, including titanium and tungsten, are not resizable, necessitating absolute precision in the initial selection. At AHW Atelier, our craftsmanship ensures that where resizing is possible, it is done with meticulous attention to preserve both the integrity and beauty of the piece.
Understanding Ring Sizes in Australia
For those wondering about ring sizes Australia and how they compare globally, it’s important to note that Australia follows a letter-based sizing system, differing from the numerical system used in the US. While conversion charts are available, the most accurate approach is always direct measurement. The average ring size for women varies depending on factors such as height, hand shape, and personal preference, but generally falls within the size J to O range.
If you're looking specifically for the average ring size for women Australia, it typically aligns with size L or M, though individual variations always apply. This is why professional fitting is essential, especially for pieces intended for lifelong wear, such as engagement rings and wedding bands.
AHW Atelier’s Approach to Ring Sizing
For engagement rings, wedding bands, and bespoke commissions, selecting the right size from the outset is crucial, as these are pieces designed for a lifetime of wear. A perfectly fitted ring should glide over the knuckle with slight resistance and sit comfortably on the finger without undue pressure.
For those planning a surprise proposal, there are subtle ways to determine size without raising suspicion—borrowing an existing ring (worn on the same finger), discreetly asking friends or family, or even referencing past jewellery purchases. Should an adjustment be needed post-proposal, our expert artisans are available to refine the fit with precision. At AHW Atelier, our philosophy extends beyond luxury—it is about creating jewellery that embodies craftsmanship, sophistication, and wearability in equal measure. How to measure ring size correctly is essential to achieving the perfect fit, and our team is dedicated to ensuring that every piece we craft is as flawless in proportion as it is in artistry. From the first moment a ring is slipped onto the finger, it should feel like an extension of the wearer—flawlessly proportioned, exquisitely crafted, and enduringly comfortable.
For those searching for Women's Engagement Rings, we offer a curated selection that blends timeless elegance with modern design, ensuring each piece reflects both style and sentiment. Similarly, our collection of Wedding Rings is crafted with exceptional attention to detail, symbolising the lasting commitment of marriage. For those looking beyond bridal jewellery, our range of Women’s Rings includes sophisticated everyday styles, signature statement pieces, and heirloom-quality designs that transcend trends.