Question 1

How do I find my Tiffany & Co. ring size?

Accepted Answer

You can use our free online ring sizer tool to measure your finger. Once you have your circumference in millimeters, use the conversion chart above to find your Tiffany & Co. size. Alternatively, visit a Tiffany & Co. store for professional sizing.

Question 2

What size system does Tiffany & Co. use?

Accepted Answer

Tiffany & Co. uses the standard US ring sizing system. Their rings are available in whole and half sizes, typically ranging from size 3 to 13 for most styles.

Question 3

How do I convert Tiffany & Co. size to US size?

Accepted Answer

Use the conversion table above to find the equivalent US size for your Tiffany & Co. ring size. For example, Tiffany & Co. sizes are based on us standard - uses us ring size numbers. Enter your Tiffany & Co. size in the converter and it will show you the equivalent US, UK, and EU sizes.

Question 4

Can I resize a Tiffany & Co. ring?

Accepted Answer

Many Tiffany & Co. rings can be resized, but it depends on the design and materials. We recommend contacting Tiffany & Co. directly or visiting an authorized retailer for resizing options. Some intricate designs may not be suitable for resizing.

Question 5

What if I'm between Tiffany & Co. sizes?

Accepted Answer

If you're between sizes, we typically recommend going with the larger size for comfort. However, consider the ring style - wider bands tend to fit tighter, so sizing up may be advisable. For engagement or wedding rings, professional sizing is strongly recommended.

Tiffany & Co. Size	US	UK/AU	EU	Circumference	Diameter
3	4	G	45	44.2 mm	14.07 mm
4	5	I	47	46.8 mm	14.88 mm
5	5.5	J	48	49.3 mm	15.09 mm
6	6	L	51.5	51.9 mm	16.51 mm
7	7	N	54	54.4 mm	17.32 mm
8	8	P	57	57.0 mm	18.14 mm
9	9.5	R½	60	59.5 mm	18.95 mm
10	10.5	T½	63	62.1 mm	19.76 mm
11	11.5	V	65	64.6 mm	20.37 mm
12	13	Y	68	67.2 mm	21.39 mm
13	14.5	Z+1½	71	69.7 mm	22.20 mm

Convert Tiffany & Co. Ring Sizes to US/UK/EU

Tiffany & Co. Ring Size Chart

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