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Radiant|Lab Grown|IGI

1.88ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG846663228

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

Certificate IGI LG846663228

Diamond specifications and retailer prices

From €711 EUR
£626 GBP
As of October 30, 2026
Save €3,057 EUR (81%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €3,768 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.88ct lab-grown radiant diamond

This 1.88ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846663228 or 846663228. Listed at 8 retailers as of October 30, 2026, with prices from €711 to €3,768, a €3,057 spread on the same certified stone. Brilliant Earth lists it at €3,768. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.88
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663228
Dimensions7.31 × 6.63 × 4.59 mm
L/W Ratio1.10
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
7.31 mm6.63 mm1.88 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663228
Side View
Table 59.0%Crown 35°Girdle: ThickPavilion 35.6°Culet: NoneDepth 69.2%

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 30
Current: €3,768 EUR|Low: €711 EUR|High: €3,768 EUR|Avg: €1,869 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 6€711 EUR
Retailer 3€837 EUR
Retailer 7€1,028 EUR
Retailer 4€1,476 EUR
Retailer 2€2,132 EUR
Retailer 5€2,286 EUR
Retailer 8€2,889 EUR
Brilliant Earth€3,768 EUR

7 data points across 8 retailers

8 retailers€711 EUR to €3,768 EUR

A
Cheapest Retailer
-
€711 EUR
£626 GBP
A
Retailer 2
-
€837 EUR
$935 USD
View
A
Retailer 3
-
€1,028 EUR
$1,148 USD
View
B+
Retailer 4
-
€1,476 EUR
$1,649 USD
View
B
Retailer 5
-
€2,132 EUR
View
B+
Retailer 6
-
€2,286 EUR
$2,554 USD
View
B
Retailer 7
-
€2,889 EUR
£2,541 GBP
View
Most Expensive
B
Brilliant Earth
22305457A · Oct 31
€3,768 EUR
$4,210 USD
View
7 more retailers have this diamond
Prices start from €711 EURSave up to €3,057 EUR

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
1.88ct Radiant
€711 EUR