Bespoke

One of a kind pieces crafted just for you

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About Us

Our Chelsea Studio

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Bespoke Jewellery

Bringing to life your ideas, however extreme, in rough sketches and to the final drawings, then the prototype and finally your very own unique piece crafted to last for generations.

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Bespoke Silverware

To commission something unique that will last for generations, and to stamp your personality on it, is deeply rewarding.

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Customisation

From adding a simple engraving to applying an appropriate miniature model we can quickly magic an original piece in our workshops here, on site, above the Gallery.

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Glossary

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The Theo Fennell Story

We are absolutely determined that all our work should be original, beautiful, perfectly crafted and give pleasure for generations.

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Gilded Youth

The Gilded Youth programme is our own into initiative to give a voice to emerging young jewellery and silver talent, and to support and nurture the master jewellers of the future.

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Masterworks

We give the name Masterworks to our designs that, when completed, become just that – the work of masters of their art.

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Ring Size Guide

Please refer to our measurement chart or the ruler found in our size guide.

Download the ring size guide (PDF)

U.K	U.S.A	Europe/ Russia	Diameter (mm)	Circumf (mm)

D	2	41½	13.21	41.50
D½	2¼	-	13.41	42.13
E	2½	42¾	13.61	42.76
E½	2¾	-	13.83	43.45
F	3	44	14.05	44.14
F½	3⅛	-	14.15	44.45
F¾	3¼	-	14.25	44.77
G	3⅜	45¼	14.36	45.11
G¼	3½	-	14.45	45.40
H	3¾	46½	14.65	46.02
H½	4	-	14.86	46.68
I	4¼	47¾	15.04	47.25
I½	4½	-	15.27	47.97
J	4⅝	49	15.40	48.38
J½	5	-	15.70	49.32
K	5⅛	50	15.80	49.64
L	5½	51¾	16.10	50.58
L¼	5¾	-	16.30	51.21
M	6	52¾	16.51	51.87
M½	6¼	-	16.71	52.50
N	6½	54	16.92	53.16
N½	6¾	-	17.13	53.82
O	7	55¼	17.35	54.51
O½	7¼	-	17.45	54.82
P	7½	56½	17.75	55.76
P½	7¾	-	17.97	56.45
Q	8	57¾	18.19	57.15
Q½	8¼	-	18.35	57.65
Q¾	8½	-	18.53	58.21
R	8⅝	59	18.61	58.47
R¾	9	-	18.89	59.34
S	9⅛	60¼	19.10	60
S¾	9½	-	19.41	60.98
T	9⅝	61½	19.51	61.29
T½	10	-	19.84	62.33
U	10¼	62¾	20.02	62.89
U½	10½	-	20.20	63.46
V	10⅝	63	20.32	63.84
V½	11	-	20.68	64.97
W	11⅛	65	20.76	65.22
X	11⅝	66¼	21.18	66.54
Y	12	67½	21.49	67.51
Z	12½	68¾	21.89	68.77

Igloo Opening Ring

£16,450

Our one of a kind opening rings are entirely handcrafted in our Fulham Road workshop by our exceptional craftsmen. They are acknowledged as miniature architectural and sculptural masterpieces.

18ct White Gold 0.39ct Diamond & 3.19ct Rock Crystal Igloo Opening Ring to reveal an Emperor Penguin

1 in stock

Size guide

We are always delighted to assist with any changes you might have, please contact the Gallery team on 020 7591 5003 or send a message here and we will be very happy to discuss your requirements.

SKU: 1-1-15-0666-L Categories: Jewellery, One Off Pieces, Rings Tags: Diamond, Engagement, Igloo, Opening, Penguin, Rings

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Contact:

2 Garrison Square,
Chelsea Barracks,
London SW1W 8BG

020 7591 5003
customerservice@theofennell.com

Opening Times:

December Opening Hours

Mon-Sat 10am-6pm

Sun 11am-5pm

Christmas Eve 10am-2pm

25th-1st Closed

We reopen on Jan 2nd 2025

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Ring Size Guide

Igloo Opening Ring

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