You may be able to find your ring size by measuring a ring you own that is a comfortable fit. If not, our guide below is on hand to take the guesswork out of ring shopping.

Alternatively, our jewelry experts are here to help. Speak with an expert or pop into one of our stores and we'll measure you on the spot.

Size Chart

US	UK	EU	⌀ Inside Diameter
2.5	E	42	⌀ 13.6mm
3	F	44	⌀ 14.0 mm
3.5	G	45	⌀ 14.5 mm
4	H	46.5	⌀ 15.0 mm
4.5	I	48	⌀ 15.3 mm
5	J	49.5	⌀ 15.6 mm
5.5	K	50.5	⌀ 16.2 mm
6	L	52	⌀ 16.6 mm
6.5	M	53	⌀ 16.9 mm
7	N	54.5	⌀ 17.2 mm
7.5	O	55.5	⌀ 17.8 mm
8	P	57	⌀ 18.1 mm
8.5	Q	58	⌀ 18.5 mm
9	R	59.5	⌀ 19.1 mm
9.5	S	61	⌀ 19.4 mm
10	T	62	⌀ 19.7 mm
10.5	U	63.5	⌀ 20.4 mm
11	V	64.5	⌀ 20.7 mm
11.5	W	66	⌀ 21.0 mm
12	X	67	⌀ 21.6 mm
12.5	Y	68.5	⌀ 22.0 mm
13	Z	69.5	⌀ 22.3 mm

0.30ct Heart-Shaped Diamond & Blackened Gold Button Back Ring View 1

0.30ct Heart-Shaped Diamond & Blackened Gold Button Back Ring View 2

0.30ct Heart-Shaped Diamond & Blackened Gold Button Back Ring View 3

0.30ct Heart-Shaped Diamond & Blackened Gold Button Back Ring

Name: 0.30ct Heart-Shaped Diamond & Blackened Gold Button Back Ring
Brand: Jessica McCormack
SKU: RI0080YGBDIHES0030H0
Price: 4450.0 USD
Availability: OutOfStock

$4,450

A button back ring with a 0.30ct heart-shaped diamond, set in a Georgian style cut-down setting in 18k blackened white gold & yellow gold.

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0.30ct Heart-Shaped Diamond & Blackened Gold Button Back Ring