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Radiant|Lab Grown|IGI

1.39ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG799639038

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

Certificate IGI LG799639038

Diamond specifications and retailer prices

From €294 EUR
$328 USD
As of October 31, 2026
Save €1,944 EUR (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €2,900 EUR at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 1.39ct lab-grown radiant diamond

This 1.39ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799639038 or 799639038. Listed at 22 retailers as of October 31, 2026, with a 662% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.39
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.9°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799639038
Dimensions7.80 × 5.36 × 3.71 mm
L/W Ratio1.46
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
7.80 mm5.36 mm1.39 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799639038
Side View
Table 66.0%Crown 45.9°Girdle: Slightly ThickPavilion 35.1°Culet: NoneDepth 69.2%

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 31
Current: €2,238 EUR|Low: €294 EUR|High: €2,900 EUR|Avg: €1,101 EUR|-22.8%
Brilliant Earth
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
Retailer 17
October 31, 2026
Retailer 10€294 EUR
Retailer 8€446 EUR
Retailer 12€510 EUR
Retailer 17€533 EUR
Retailer 15€553 EUR
Retailer 13€559 EUR
Retailer 11€576 EUR
Retailer 2€602 EUR
Retailer 4€913 EUR
Retailer 16€999 EUR
Retailer 6€1,012 EUR
Retailer 3€1,089 EUR
Retailer 7€1,192 EUR
Retailer 9€1,296 EUR
Retailer 14€1,305 EUR
Brilliant Earth€2,238 EUR
Retailer 5€2,524 EUR

30 data points across 17 retailers

22 retailers€294 EUR to €2,238 EUR

A
Cheapest Retailer
-
€294 EUR
$328 USD
Final sale: no returns
Retailer 2
-
€345 EUR
$385 USD
View
Price last confirmed 29 days ago
Retailer 3
-
€403 EUR
$450 USD
View
Price last confirmed 34 days ago
Retailer 4
-
€446 EUR
$498 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
€510 EUR
$570 USD
View
A
Retailer 6
-
€533 EUR
$595 USD
View
A
Retailer 7
-
€553 EUR
$618 USD
View
A
Retailer 8
-
€559 EUR
ZAR 10,084 ZAR
View
A
Retailer 9
-
€576 EUR
£507 GBP
View
A
Retailer 10
-
€602 EUR
View
B+
Retailer 11
-
€913 EUR
$1,020 USD
View
Retailer 12
-
€980 EUR
$1,095 USD
View
Price last confirmed 26 days ago
B+
Retailer 13
-
€999 EUR
$1,116 USD
View
B+
Retailer 14
-
€1,012 EUR
$1,131 USD
View
B+
Retailer 15
-
€1,089 EUR
$1,216 USD
View
B+
Retailer 16
-
€1,192 EUR
SGD 1,799 SGD
View
Retailer 17
-
€1,296 EUR
£1,140 GBP
View
Price last confirmed 27 days ago
B+
Retailer 18
-
€1,305 EUR
£1,148 GBP
View
Retailer 19
-
€1,432 EUR
$1,600 USD
View
Price last confirmed 31 days ago
B
Retailer 20
-
€2,238 EUR
$2,500 USD
View
Retailer 21
-
€2,524 EUR
$2,820 USD
View
Price last confirmed 13 days ago
Most Expensive
Brilliant Earth
20485125A · Sep 28
€2,900 EUR
$3,240 USD
View
Price last confirmed 33 days ago
21 more retailers have this diamond
Prices start from €294 EURSave up to €1,944 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
1.39ct Radiant
€294 EUR