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Radiant|Lab Grown|IGI

1.21ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG787630559

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

Certificate IGI LG787630559

Diamond specifications and retailer prices

From €201 EUR
As of November 1, 2026
Save €811 EUR (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,013 EUR at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.21ct lab-grown radiant diamond

This 1.21ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG787630559 or 787630559. Listed at 14 retailers as of November 1, 2026, with prices from €201 to €1,013, a €811 spread on the same certified stone. Reve Diamonds lists it at €1,013. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle21.1°
Pavilion angle32.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787630559
Dimensions7.43 × 5.20 × 3.50 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.43 mm5.20 mm1.21 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787630559
Side View
Table 65.0%Crown 21.1°Girdle: MediumPavilion 32.3°Culet: NoneDepth 67.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €365 EUR|Low: €156 EUR|High: €1,013 EUR|Avg: €457 EUR|+4.8%
Retailer 1
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
Reve Diamonds
November 3, 2026
Retailer 13€162 EUR
Retailer 7€181 EUR
Retailer 3€189 EUR
Retailer 4€201 EUR
Retailer 14€201 EUR
Retailer 11€333 EUR
Retailer 9€348 EUR
Retailer 2€357 EUR
Retailer 1€365 EUR
Retailer 5€487 EUR
Retailer 8€493 EUR
Retailer 15€649 EUR
Retailer 12€685 EUR
Retailer 6€697 EUR
Retailer 10€944 EUR
Reve Diamonds€1,013 EUR

44 data points across 16 retailers

14 retailers€201 EUR to €1,013 EUR

Retailer 1
-
€201 EUR
Price last confirmed 11 days ago
A
Retailer 2
-
€201 EUR
View
A
Retailer 3
-
€333 EUR
View
A
Retailer 4
-
€348 EUR
View
A
Retailer 5
-
€357 EUR
View
A
Retailer 6
-
€365 EUR
View
A
Retailer 7
-
€408 EUR
View
B+
Retailer 8
-
€487 EUR
View
B+
Retailer 9
-
€493 EUR
View
B+
Retailer 10
-
€649 EUR
View
B+
Retailer 11
-
€685 EUR
View
B+
Retailer 12
-
€697 EUR
View
B
Retailer 13
-
€944 EUR
View
Most Expensive
B
Reve Diamonds
6114E3983 · Nov 1
€1,013 EUR
$1,141 USD
View
13 more retailers have this diamond
Prices start from €201 EURSave up to €811 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
1.21ct Radiant
€201 EUR