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Size guide
How to find your ring size
Choosing the right ring size can be a little difficult; whether it's for yourself, a partner or a friend. To make things easy, just follow our tools and tips on how to pick the perfect size.
The most commonly purchased women’s ring sizes are a UK size J & K (small) and a UK L & M (medium).
UK / AUS
US
EU
Inside Diameter mm
Circ. mm
E
2 1/2
42
13.7
42.9
F
3
44
14.1
44.2
G
3.5
45
14.5
45.5
H
4
46
14.9
46.7
I
4.5
48
15.3
48
J
5
49
15.5
48.7
K
5.5
50
15.9
49.9
L
6
51
16.3
51.2
M
6.5
53
16.7
52.5
N
7
54
17.1
53.8
O
7.5
55
17.5
55
P
8
56
17.9
56.3
Q
8 1/4
57 1/2
18.3
57.6
Still not sure?Take a look at our more in-depth size guide here
Shipping
CHRISTMAS DELIVERY DEADLINES
Get ready to gift their new favourite pieces. Our order deadlines for Christmas delivery are:
Please send your return to us within 14 days of making your order. Bespoke and personalised items are not
eligible for returns. See our returns page for more information.
Customer Care
Our dedicated customer experience team are always on hand to help.
Each order is packaged in our sustainable white pouch and box as standard, which look beautiful whilst also
being kind to the environment.
Alternatively our gift wrap offers a special moment, with elegantly tied brown ribbon, gift bag and handwritten
notecard featuring your personal message.
All elements of our packaging are responsibly made using carefully selected sustainable materials including
raime, FSC and recycled paper, no plastic or foam included.
Please note: our boxes are not intended for storage of your jewellery. Please recycle your box & store your
jewellery in the internal fabric pouch provided.
Ring Sizer
£3£6
Details
Ensure the perfect fit with the Otiumberg ring sizer.
To use simply place the ring sizer around your finger and pull the end until it fits comfortably without feeling tight. Make sure that you are able to move the ring sizer over your knuckle and on and off your finger.
When you are happy with the size use the arrow to identify your ring size.
It is especially import to check your size before ordering our made-to-order ring collection, as these pieces are made especially for you and cannot be returned.
Please email us at hello@otiumberg.com to confirm your delivery address.
Ensure the perfect fit with the Otiumberg ring sizer.
To use simply place the ring sizer around your finger and pull the end until it fits comfortably without feeling tight. Make sure that you are able to move the ring sizer over your knuckle and on and off your finger.
When you are happy with the size use the arrow to identify your ring size.
It is especially import to check your size before ordering our made-to-order ring collection, as these pieces are made especially for you and cannot be returned.
Please email us at hello@otiumberg.com to confirm your delivery address.
RINGSIZER
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Global Delivery & Returns
Responsible & Sustainable Practices
As a B Corp certified business, we are dedicated to operating responsibly and hold an unwavering
commitment to always do better. From our recycled and single mine origin precious metals, to our plastic
policy and workshop relationships, we truly care about our impact.