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Radiant|Lab Grown|IGI

1.21ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG808616857

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG808616857

Diamond specifications and retailer prices

From £219 GBP
$291 USD
As of October 28, 2026
Save £1,516 GBP (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,735 GBP at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown radiant diamond

This 1.21ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG808616857 or 808616857. Listed at 20 retailers as of October 28, 2026, with prices from £219 to £1,735, a £1,516 spread on the same certified stone. Do Amore Diamonds lists it at £1,735. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG808616857
Dimensions7.27 × 5.23 × 3.70 mm
L/W Ratio1.39
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.27 mm5.23 mm1.21 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG808616857
Side View
Table 65.0%Crown 40.5°Girdle: Slightly ThickPavilion 37.6°Culet: NoneDepth 70.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £1,735 GBP|Low: £188 GBP|High: £1,735 GBP|Avg: £650 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 16£195 GBP
Retailer 8£219 GBP
Retailer 3£243 GBP
Retailer 5£324 GBP
Retailer 13£360 GBP
Retailer 12£460 GBP
Retailer 2£472 GBP
Retailer 11£653 GBP
Retailer 10£682 GBP
Retailer 14£698 GBP
Retailer 15£745 GBP
Retailer 4£861 GBP
Retailer 7£985 GBP
Retailer 6£1,039 GBP
Retailer 9£1,079 GBP
Do Amore Diamonds£1,735 GBP

44 data points across 16 retailers

20 retailers£219 GBP to £1,735 GBP

Retailer 1
-
£195 GBP
$260 USD
Price last confirmed 8 days ago
A
Retailer 2
-
£219 GBP
$291 USD
View
Final sale: no returns
Retailer 3
-
£227 GBP
$302 USD
View
Price last confirmed 9 days ago
Retailer 4
-
£243 GBP
$323 USD
View
Price last confirmed 13 days ago
Retailer 5
-
£243 GBP
$323 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
£324 GBP
$432 USD
View
A
Retailer 7
-
£335 GBP
$446 USD
View
A
Retailer 8
-
£360 GBP
$480 USD
View
B+
Retailer 9
-
£460 GBP
ZAR 9,892 ZAR
View
B+
Retailer 10
-
£472 GBP
View
B+
Retailer 11
-
£653 GBP
A$1,337 AUD
View
B
Retailer 12
-
£682 GBP
A$1,397 AUD
View
Retailer 13
-
£698 GBP
$930 USD
View
Price last confirmed 8 days ago
B
Retailer 14
-
£745 GBP
$992 USD
View
Retailer 15
-
£861 GBP
$1,146 USD
View
Price last confirmed 10 days ago
B
Retailer 16
-
£985 GBP
$1,311 USD
View
B
Retailer 17
-
£1,039 GBP
$1,384 USD
View
B
Retailer 18
-
£1,079 GBP
View
B
Retailer 19
-
£1,547 GBP
$2,060 USD
View
Most Expensive
B
Do Amore Diamonds
27-B8F2450CA · Oct 28
£1,735 GBP
$2,310 USD
View
19 more retailers have this diamond
Prices start from £219 GBPSave up to £1,516 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.21ct Radiant
£219 GBP