Round|Lab Grown|IGI

1.20ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • IGI LG821624882

Shape and cutting style on the report: Round brilliant

Certificate IGI LG821624882

Diamond specifications and retailer prices

From €150 EUR
$168 USD
As of November 1, 2026
Save €387 EUR (72%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €547 EUR at Friendly Diamonds · As of September 16, 2026
View at Friendly Diamonds

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821624882 or 821624882. Listed at 4 retailers as of October 31, 2026, with a 257% 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
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821624882
Dimensions6.73 × 6.80 × 4.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.73 mm6.80 mm1.20 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821624882
Side View
Table 60.0%Crown 35.9°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.8%

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 1
Current: €547 EUR|Low: €150 EUR|High: €621 EUR|Avg: €411 EUR
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 3€150 EUR
Retailer 6€297 EUR
Retailer 8€299 EUR
Retailer 2€300 EUR
Retailer 7€352 EUR
Retailer 5€428 EUR
Retailer 4€537 EUR
Friendly Diamonds€547 EUR
Retailer 9€621 EUR

36 data points across 9 retailers

4 retailers€150 EUR to €537 EUR

A
Cheapest Retailer
-
€150 EUR
$168 USD
Final sale: no returns
A
Retailer 2
-
€300 EUR
£264 GBP
View
B
Retailer 3
-
€537 EUR
$600 USD
View
Most Expensive
Friendly Diamonds
5930657 · Sep 16
€547 EUR
$611 USD
View
Price last confirmed 46 days ago
3 more retailers have this diamond
Prices start from €150 EURSave up to €387 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 Round
€150 EUR