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Radiant|Lab Grown|IGI

1.20ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG731587272

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

Certificate IGI LG731587272

Diamond specifications and retailer prices

From €156 EUR
As of November 2, 2026
Save €980 EUR (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,136 EUR at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

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 LG731587272 or 731587272. Listed at 15 retailers as of November 2, 2026, with prices from €156 to €1,136, a €980 spread on the same certified stone. Do Amore Diamonds lists it at €1,136. 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 angle39.5°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731587272
Dimensions7.78 × 5.23 × 3.48 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.78 mm5.23 mm1.20 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731587272
Side View
Table 64.0%Crown 39.5°Girdle: MediumPavilion 34.5°Culet: NoneDepth 66.5%

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 2
Current: €1,136 EUR|Low: €156 EUR|High: €1,244 EUR|Avg: €574 EUR
Do Amore Diamonds
Retailer 2
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Retailer 22
November 5, 2026
Retailer 19€156 EUR
Retailer 5€174 EUR
Retailer 4€181 EUR
Retailer 21€193 EUR
Retailer 10€244 EUR
Retailer 7€256 EUR
Retailer 13€284 EUR
Retailer 3€343 EUR
Retailer 20€368 EUR
Retailer 17€385 EUR
Retailer 8€430 EUR
Retailer 11€466 EUR
Retailer 16€501 EUR
Retailer 18€520 EUR
Retailer 9€608 EUR
Retailer 22€687 EUR
Retailer 6€840 EUR
Retailer 2€996 EUR
Retailer 14€1,103 EUR
Retailer 15€1,111 EUR
Do Amore Diamonds€1,136 EUR
Retailer 12€1,244 EUR

7 data points across 22 retailers

15 retailers€156 EUR to €1,136 EUR

A
Cheapest Retailer
-
€156 EUR
A
Retailer 2
-
€174 EUR
View
Final sale: no returns
A
Retailer 3
-
€181 EUR
View
A
Retailer 4
-
€193 EUR
View
B+
Retailer 5
-
€256 EUR
View
A
Retailer 6
-
€284 EUR
View
A
Retailer 7
-
€343 EUR
View
A
Retailer 8
-
€368 EUR
View
A
Retailer 9
-
€385 EUR
View
B+
Retailer 10
-
€501 EUR
View
B+
Retailer 11
-
€520 EUR
View
B+
Retailer 12
-
€687 EUR
View
B
Retailer 13
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€840 EUR
View
B
Retailer 14
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€996 EUR
View
Most Expensive
B
Do Amore Diamonds
34-DB223-20D · Nov 4
€1,136 EUR
$1,280 USD
View
14 more retailers have this diamond
Prices start from €156 EURSave up to €980 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
€156 EUR