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Radiant|Lab Grown|IGI

1.20ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG847687396

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

Certificate IGI LG847687396

Diamond specifications and retailer prices

From €182 EUR
As of November 4, 2026
Save €892 EUR (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,860 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.2ct lab-grown radiant diamond

This 1.2ct 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 LG847687396 or 847687396. Listed at 19 retailers as of November 4, 2026, with a 490% 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

1.20
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847687396
Dimensions7.74 × 5.33 × 3.42 mm
L/W Ratio1.45
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
7.74 mm5.33 mm1.20 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847687396
Side View
Table 65.0%Crown 38.9°Girdle: MED-STKPavilion 33.4°Culet: NoneDepth 64.2%

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: €1,860 EUR|Low: €182 EUR|High: €1,860 EUR|Avg: €583 EUR
Queensmith
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
Retailer 18
Retailer 19
November 4, 2026
Retailer 6€182 EUR
Retailer 7€204 EUR
Retailer 4€225 EUR
Retailer 10€225 EUR
Retailer 12€301 EUR
Retailer 11€304 EUR
Retailer 18€367 EUR
Retailer 15€390 EUR
Retailer 5€410 EUR
Retailer 13€411 EUR
Retailer 2€547 EUR
Retailer 3€552 EUR
Retailer 14€588 EUR
Retailer 19€635 EUR
Retailer 9€773 EUR
Retailer 17€870 EUR
Retailer 16€1,055 EUR
Retailer 8€1,074 EUR
Queensmith€1,860 EUR

18 data points across 19 retailers

19 retailers€182 EUR to €1,074 EUR

A
Cheapest Retailer
-
€182 EUR
A
Retailer 2
-
€204 EUR
View
Final sale: no returns
Retailer 3
-
€225 EUR
View
Price last confirmed 11 days ago
A
Retailer 4
-
€225 EUR
View
A
Retailer 5
-
€301 EUR
View
B+
Retailer 6
-
€304 EUR
View
A
Retailer 7
-
€367 EUR
View
A
Retailer 8
-
€390 EUR
View
A
Retailer 9
-
€410 EUR
View
A
Retailer 10
-
€411 EUR
View
B+
Retailer 11
-
€547 EUR
View
Retailer 12
-
€552 EUR
View
Price last confirmed 9 days ago
B+
Retailer 13
-
€588 EUR
View
Retailer 14
-
€635 EUR
View
Price last confirmed 8 days ago
B
Retailer 15
-
€773 EUR
View
B
Retailer 16
-
€870 EUR
View
B
Retailer 17
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€1,055 EUR
View
B
Retailer 18
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€1,074 EUR
View
Most Expensive
Queensmith
LG847687396 · Oct 27
€1,860 EUR
£1,650 GBP
View
Price last confirmed 8 days ago
18 more retailers have this diamond
Prices start from €182 EURSave up to €892 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
1.20ct Radiant
€182 EUR