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Radiant|Lab Grown|IGI

1.23ct E VS2 Radiant Lab Grown Diamond

EX • E/VS2 • IGI LG616425905

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

Certificate IGI LG616425905

Diamond specifications and retailer prices

From £131 GBP
$175 USD
As of October 30, 2026
Save £1,123 GBP (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,254 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG616425905 or 616425905. Listed at 11 retailers as of October 29, 2026, with prices from £131 to £1,254, a £1,123 spread on the same certified stone. Do Amore Diamonds lists it at £1,254. 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
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG616425905
Dimensions7.52 × 5.28 × 3.57 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.52 mm5.28 mm1.23 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG616425905
Side View
Table 64.0%Crown 41.1°Girdle: MediumPavilion 36.2°Culet: NoneDepth 67.6%

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 30
Current: £1,254 GBP|Low: £104 GBP|High: £1,254 GBP|Avg: £520 GBP|+0.6%
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
October 30, 2026
Retailer 9£131 GBP
Retailer 12£146 GBP
Retailer 2£215 GBP
Retailer 10£288 GBP
Retailer 5£305 GBP
Retailer 3£351 GBP
Retailer 4£384 GBP
Retailer 6£521 GBP
Retailer 8£550 GBP
Retailer 13£664 GBP
Retailer 14£688 GBP
Retailer 7£838 GBP
Retailer 11£940 GBP
Do Amore Diamonds£1,254 GBP

38 data points across 14 retailers

11 retailers£131 GBP to £1,254 GBP

A
Cheapest Retailer
-
£131 GBP
$175 USD
A
Retailer 2
-
£146 GBP
$196 USD
View
Final sale: no returns
A
Retailer 3
-
£152 GBP
$203 USD
View
A
Retailer 4
-
£215 GBP
View
A
Retailer 5
-
£288 GBP
$386 USD
View
B
Retailer 6
-
£550 GBP
$737 USD
View
B
Retailer 7
-
£575 GBP
$770 USD
View
B
Retailer 8
-
£664 GBP
$890 USD
View
B
Retailer 9
-
£838 GBP
View
B
Retailer 10
-
£940 GBP
$1,260 USD
View
Most Expensive
B
Do Amore Diamonds
27-66A028C72 · Oct 29
£1,254 GBP
$1,680 USD
View
10 more retailers have this diamond
Prices start from £131 GBPSave up to £1,123 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
£131 GBP