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Radiant|Lab Grown|IGI

1.21ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG825658773

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

Certificate IGI LG825658773

Diamond specifications and retailer prices

From €172 EUR
As of November 4, 2026
Save €871 EUR (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,043 EUR at Reve Diamonds · As of November 4, 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 LG825658773 or 825658773. Listed at 19 retailers as of November 4, 2026, with prices from €172 to €1,043, a €871 spread on the same certified stone. Reve Diamonds lists it at €1,043. 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 angle42.3°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825658773
Dimensions7.78 × 5.46 × 3.42 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.78 mm5.46 mm1.21 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825658773
Side View
Table 72.0%Crown 42.3°Girdle: Slightly ThickPavilion 34.1°Culet: NoneDepth 62.6%

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: Nov 4
Current: €386 EUR|Low: €165 EUR|High: €1,043 EUR|Avg: €534 EUR|+3.6%
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 4, 2026
Retailer 15€172 EUR
Retailer 5€193 EUR
Retailer 2€214 EUR
Retailer 10€368 EUR
Retailer 3€372 EUR
Retailer 1€386 EUR
Retailer 12€392 EUR
Retailer 6€411 EUR
Retailer 9€521 EUR
Retailer 8€554 EUR
Retailer 11€630 EUR
Retailer 14€643 EUR
Retailer 7€735 EUR
Retailer 4€765 EUR
Retailer 13€1,005 EUR
Reve Diamonds€1,043 EUR

44 data points across 16 retailers

19 retailers€172 EUR to €1,043 EUR

A
Cheapest Retailer
-
€172 EUR
A
Retailer 2
-
€193 EUR
View
Final sale: no returns
A
Retailer 3
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€200 EUR
View
Retailer 4
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€214 EUR
View
Price last confirmed 11 days ago
A
Retailer 5
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€214 EUR
View
A
Retailer 6
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€368 EUR
View
A
Retailer 7
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€372 EUR
View
A
Retailer 8
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€386 EUR
View
A
Retailer 9
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€392 EUR
View
A
Retailer 10
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€411 EUR
View
B+
Retailer 11
-
€521 EUR
View
B+
Retailer 12
-
€554 EUR
View
B+
Retailer 13
-
€630 EUR
View
Retailer 14
-
€643 EUR
View
Price last confirmed 18 days ago
B
Retailer 15
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€687 EUR
View
B
Retailer 16
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€735 EUR
View
B
Retailer 17
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€781 EUR
View
B
Retailer 18
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€1,005 EUR
View
Most Expensive
B
Reve Diamonds
3F34DD91A · Nov 4
€1,043 EUR
$1,175 USD
View
18 more retailers have this diamond
Prices start from €172 EURSave up to €871 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
€172 EUR