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Loupe — Hatton Garden, London

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Bespoke engagement rings · est. 2014

Every diamond we set is graded on the table in front of you: carat, cut, colour and clarity, before a single line of the ring is drawn.

Start your ring See today’s parcel
Loupe
×10
Carat
0.72
Colour · Clarity
F · VS1
Table · Crown
53% · 34.5°

Every stone,
under the loupe.

Today’s parcel.

14 stones on the table

Updated 09:40 · Hatton Garden

Loose diamonds available today, with grading and price
№ Shape Carat Colour Clarity Cut Lab Origin Price Action
01 Round 1.02FVS1ExcellentGIABotswana £9,480 View
02 Oval 1.21GVS2ExcellentIGICanada £8,950 View
03 Cushion 1.50EVVS2Very goodGIANamibia £16,200 Hold →
04 Pear 0.91FSI1ExcellentGIABotswana £5,120 View
05 Emerald 1.05DVVS1ExcellentGIASierra Leone £13,700 View
06 Marquise 0.80HVS1Very goodIGILab-grown £1,980 View
A round solitaire in a four-claw platinum setting
ARound 1.02 ct · F · VS1 BFour-claw setting · platinum 950

The workbench · step 1 of 4

Build it the way
we would.

01

Shape

Round
Choose a stone shape
02

Metal

Platinum 950
03

Setting

Four claw
04

Finger size

UK M · US 6

Your ring so far

£9,480 + setting

Six weeks at the bench

Choose the stone

Six weeks
on the bench.

Every ring is made in the room behind the shop. You get a photo at the end of each week, and a seat at the bench for the setting.

  1. Hands sketching a ring design at the bench

    W1Sketch

    Pencil on tracing paper, at the table with you.

  2. A jeweller cutting a wax model on a lathe

    W2CAD & wax

    The ring in wax at 1:1, so you can try it on.

  3. A torch flame soldering platinum on a charcoal block

    W3Casting

    Platinum poured, cleaned and trued on the mandrel.

  4. A setter closing claws over a stone under the bench lamp

    W4–5Setting

    Claws raised and closed over the stone by hand.

  5. A jeweller checking a finished ring through a head loupe

    W6Polish & hallmark

    Assay office, final polish, graded once more.

Sit at the bench.

Next free chairs · Hatton Garden

Book this chair

60-minute sitting at the bench · free · we hold it for 24 hours

The atelier

27 Greville Street, London EC1N 8SU

+44 20 7946 0213 · bench@loupe.studio

Tue – Sat · 10:00 – 18:00