Radiant|Lab Grown|IGI

1.23ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG842663293

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

Certificate IGI LG842663293

Diamond specifications and retailer prices

From £132 GBP
$176 USD
As of October 27, 2026
Save £633 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £765 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.23ct lab-grown radiant diamond

This 1.23ct 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 LG842663293 or 842663293. Listed at 19 retailers as of October 27, 2026, with prices from £132 to £765, a £633 spread on the same certified stone. MOH London lists it at £765. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842663293
Dimensions7.72 × 5.11 × 3.54 mm
L/W Ratio1.51
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.72 mm5.11 mm1.23 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842663293
Side View
Table 68.0%Crown 46°Girdle: STK-THKPavilion 36.3°Culet: NoneDepth 69.3%

Caratlytics Score

How it works →
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 27
Current: £765 GBP|Low: £132 GBP|High: £1,013 GBP|Avg: £400 GBP
MOH London
Retailer 2
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October 29, 2026
Retailer 19£132 GBP
Retailer 17£148 GBP
Retailer 4£153 GBP
Retailer 5£164 GBP
Retailer 12£166 GBP
Retailer 15£200 GBP
Retailer 10£225 GBP
Retailer 8£275 GBP
Retailer 9£283 GBP
Retailer 2£291 GBP
Retailer 6£409 GBP
Retailer 11£409 GBP
Retailer 3£422 GBP
Retailer 16£523 GBP
Retailer 14£532 GBP
Retailer 13£538 GBP
Retailer 20£556 GBP
Retailer 18£564 GBP
Retailer 7£676 GBP
MOH London£765 GBP

16 data points across 20 retailers

19 retailers£132 GBP to £765 GBP

A
Cheapest Retailer
-
£132 GBP
$176 USD
A
Retailer 2
-
£148 GBP
$197 USD
View
Final sale: no returns
Retailer 3
-
£153 GBP
$204 USD
View
Price last confirmed 9 days ago
Retailer 4
-
£164 GBP
$219 USD
View
Price last confirmed 10 days ago
Retailer 5
-
£166 GBP
$221 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
£200 GBP
View
Retailer 7
-
£225 GBP
$300 USD
View
Price last confirmed 11 days ago
Retailer 8
-
£283 GBP
ZAR 6,084 ZAR
View
Price last confirmed 11 days ago
A
Retailer 9
-
£291 GBP
View
Retailer 10
-
£409 GBP
$544 USD
View
Price last confirmed 10 days ago
Retailer 11
-
£409 GBP
A$838 AUD
View
Price last confirmed 12 days ago
A
Retailer 12
-
£422 GBP
$562 USD
View
B+
Retailer 13
-
£523 GBP
$697 USD
View
B+
Retailer 14
-
£532 GBP
SGD 958 SGD
View
B+
Retailer 15
-
£538 GBP
$717 USD
View
Retailer 16
-
£556 GBP
$740 USD
View
Price last confirmed 8 days ago
B+
Retailer 17
-
£564 GBP
$751 USD
View
Retailer 18
-
£676 GBP
$900 USD
View
Price last confirmed 8 days ago
Most Expensive
B
MOH London
LG842663293 · Oct 29
£765 GBP
View
18 more retailers have this diamond
Prices start from £132 GBPSave up to £633 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
1.23ct Radiant
£132 GBP