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Radiant|Lab Grown|IGI

1.38ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG840633231

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

Certificate IGI LG840633231

Diamond specifications and retailer prices

From €315 EUR
$352 USD
As of October 30, 2026
Save €2,102 EUR (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €2,775 EUR at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.38ct lab-grown radiant diamond

This 1.38ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840633231 or 840633231. Listed at 13 retailers as of October 30, 2026, with a 667% 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

1.38
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840633231
Dimensions7.60 × 5.61 × 3.75 mm
L/W Ratio1.35
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
7.60 mm5.61 mm1.38 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840633231
Side View
Table 69.0%Crown 44.8°Girdle: Slightly ThickPavilion 36.4°Culet: NoneDepth 66.8%

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: €2,775 EUR|Low: €315 EUR|High: €3,670 EUR|Avg: €1,090 EUR|-0.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 4€315 EUR
Retailer 8€339 EUR
Retailer 11€515 EUR
Retailer 12€536 EUR
Retailer 10€563 EUR
Retailer 6€581 EUR
Retailer 2€610 EUR
Retailer 3€882 EUR
Retailer 13€1,007 EUR
Retailer 9€1,321 EUR
Retailer 5€1,368 EUR
Retailer 7€2,417 EUR
Rare Carat€2,775 EUR

24 data points across 13 retailers

13 retailers€315 EUR to €2,417 EUR

A
Cheapest Retailer
-
€315 EUR
$352 USD
Final sale: no returns
A
Retailer 2
-
€339 EUR
£298 GBP
View
A
Retailer 3
-
€515 EUR
$575 USD
View
A
Retailer 4
-
€536 EUR
$599 USD
View
A
Retailer 5
-
€563 EUR
ZAR 10,167 ZAR
View
A
Retailer 6
-
€581 EUR
£511 GBP
View
A
Retailer 7
-
€610 EUR
View
B+
Retailer 8
-
€882 EUR
$985 USD
View
B+
Retailer 9
-
€1,007 EUR
$1,125 USD
View
B+
Retailer 10
-
€1,321 EUR
£1,162 GBP
View
B
Retailer 11
-
€1,368 EUR
$1,528 USD
View
B
Retailer 12
-
€2,417 EUR
$2,700 USD
View
Most Expensive
Rare Carat
PD-251763 · Oct 21
€2,775 EUR
$3,100 USD
View
Price last confirmed 10 days ago
12 more retailers have this diamond
Prices start from €315 EURSave up to €2,102 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
1.38ct Radiant
€315 EUR