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Radiant|Lab Grown|IGI

1.27ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG799643975

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

Certificate IGI LG799643975

Diamond specifications and retailer prices

From €257 EUR
As of November 4, 2026
Save €1,908 EUR (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €2,165 EUR at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.27ct lab-grown radiant diamond

This 1.27ct 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 LG799643975 or 799643975. Listed at 21 retailers as of November 4, 2026, with prices from €257 to €2,165, a €1,908 spread on the same certified stone. Brilliant Earth lists it at €2,165. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799643975
Dimensions7.66 × 5.58 × 3.56 mm
L/W Ratio1.37
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
7.66 mm5.58 mm1.27 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799643975
Side View
Table 65.0%Crown 44.7°Girdle: MediumPavilion 36.3°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 4
Current: €2,165 EUR|Low: €257 EUR|High: €2,931 EUR|Avg: €975 EUR|-26.1%
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
November 5, 2026
Retailer 16€257 EUR
Retailer 8€397 EUR
Retailer 12€428 EUR
Retailer 11€475 EUR
Retailer 4€510 EUR
Retailer 7€520 EUR
Retailer 2€539 EUR
Retailer 6€566 EUR
Retailer 13€748 EUR
Retailer 14€876 EUR
Retailer 15€962 EUR
Retailer 17€1,031 EUR
Retailer 3€1,144 EUR
Retailer 5€1,184 EUR
Retailer 10€1,452 EUR
Retailer 9€1,548 EUR
Brilliant Earth€2,165 EUR

31 data points across 17 retailers

21 retailers€257 EUR to €2,165 EUR

A+
Cheapest Retailer
-
€257 EUR
Final sale: no returns
Retailer 2
-
€307 EUR
View
Price last confirmed 35 days ago
Retailer 3
-
€372 EUR
View
Price last confirmed 40 days ago
Retailer 4
-
€397 EUR
View
Price last confirmed 34 days ago
A
Retailer 5
-
€428 EUR
View
A
Retailer 6
-
€475 EUR
View
A
Retailer 7
-
€510 EUR
View
A
Retailer 8
-
€520 EUR
View
A
Retailer 9
-
€539 EUR
View
A
Retailer 10
-
€566 EUR
View
B+
Retailer 11
-
€748 EUR
View
B+
Retailer 12
-
€876 EUR
View
B+
Retailer 13
-
€962 EUR
View
B+
Retailer 14
-
€1,031 EUR
View
B+
Retailer 15
-
€1,144 EUR
View
B+
Retailer 16
-
€1,184 EUR
View
Retailer 17
-
€1,278 EUR
View
Price last confirmed 37 days ago
B
Retailer 18
-
€1,439 EUR
View
B+
Retailer 19
-
€1,452 EUR
View
B
Retailer 20
-
€1,791 EUR
View
Most Expensive
B
Brilliant Earth
20158512A · Nov 5
€2,165 EUR
$2,430 USD
View
20 more retailers have this diamond
Prices start from €257 EURSave up to €1,908 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+
1.27ct Radiant
€257 EUR