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Radiant|Lab Grown|IGI

1.21ct E VVS2 Radiant Lab Grown Diamond

EX • E/VVS2 • IGI LG840608658

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

Certificate IGI LG840608658

Diamond specifications and retailer prices

From £125 GBP
$167 USD
As of October 27, 2026
Save £1,084 GBP (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,209 GBP at Do Amore Diamonds · As of October 29, 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840608658 or 840608658. Listed at 14 retailers as of October 27, 2026, with prices from £125 to £1,209, a £1,084 spread on the same certified stone. Do Amore Diamonds lists it at £1,209. 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
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840608658
Dimensions7.38 × 5.23 × 3.54 mm
L/W Ratio1.41
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.38 mm5.23 mm1.21 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840608658
Side View
Table 63.0%Crown 39.4°Girdle: Slightly ThickPavilion 35.5°Culet: NoneDepth 67.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: £1,209 GBP|Low: £125 GBP|High: £1,209 GBP|Avg: £453 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 15£125 GBP
Retailer 13£146 GBP
Retailer 2£166 GBP
Retailer 4£176 GBP
Retailer 8£212 GBP
Retailer 5£280 GBP
Retailer 11£285 GBP
Retailer 7£408 GBP
Retailer 10£420 GBP
Retailer 9£526 GBP
Retailer 3£553 GBP
Retailer 6£663 GBP
Retailer 14£688 GBP
Retailer 12£809 GBP
Do Amore Diamonds£1,209 GBP

20 data points across 15 retailers

14 retailers£125 GBP to £1,209 GBP

A
Cheapest Retailer
-
£125 GBP
$167 USD
A
Retailer 2
-
£146 GBP
$194 USD
View
A
Retailer 3
-
£166 GBP
$221 USD
View
A
Retailer 4
-
£176 GBP
$234 USD
View
Final sale: no returns
A
Retailer 5
-
£212 GBP
View
A
Retailer 6
-
£280 GBP
$373 USD
View
A
Retailer 7
-
£285 GBP
€362 EUR
View
A
Retailer 8
-
£420 GBP
A$860 AUD
View
B+
Retailer 9
-
£526 GBP
A$1,078 AUD
View
B+
Retailer 10
-
£553 GBP
$737 USD
View
B
Retailer 11
-
£663 GBP
$883 USD
View
B
Retailer 12
-
£688 GBP
$916 USD
View
B
Retailer 13
-
£809 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
Do Amore Diamonds
27-6EB92B013 · Oct 29
£1,209 GBP
$1,610 USD
View
13 more retailers have this diamond
Prices start from £125 GBPSave up to £1,084 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
£125 GBP