Radiant|Lab Grown|IGI

1.91ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG523274975

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

Certificate IGI LG523274975

Diamond specifications and retailer prices

From €1,969 EUR
$2,200 USD
As of October 31, 2026
Save €1,766 EUR (47%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €5,959 EUR at Aida Diamonds · As of November 1, 2026
View at Aida Diamonds

About this 1.91ct lab-grown radiant diamond

This 1.91ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG523274975 or 523274975. Listed at 15 retailers as of October 31, 2026, with a 90% 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

1.91
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle31.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523274975
Dimensions8.16 × 6.17 × 4.20 mm
L/W Ratio1.32
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.16 mm6.17 mm1.91 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523274975
Side View
Table 64.5%Crown 41.1°Girdle: MED-STKPavilion 31.4°Culet: NoneDepth 68.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €5,959 EUR|Low: €1,650 EUR|High: €6,854 EUR|Avg: €4,057 EUR|-0.1%
Aida Diamonds
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
November 1, 2026
Retailer 8€1,969 EUR
Retailer 10€2,063 EUR
Retailer 13€2,311 EUR
Retailer 11€2,393 EUR
Retailer 3€2,542 EUR
Retailer 5€3,021 EUR
Retailer 9€3,668 EUR
Retailer 12€3,735 EUR
Retailer 7€4,400 EUR
Retailer 14€4,543 EUR
Aida Diamonds€5,959 EUR
Retailer 4€6,385 EUR
Retailer 2€6,494 EUR
Retailer 6€6,854 EUR

22 data points across 14 retailers

15 retailers€1,969 EUR to €3,735 EUR

B
Cheapest Retailer
-
€1,969 EUR
$2,200 USD
B
Retailer 2
-
€2,063 EUR
$2,305 USD
View
B
Retailer 3
-
€2,245 EUR
$2,508 USD
View
B
Retailer 4
-
€2,311 EUR
$2,582 USD
View
Final sale: no returns
Retailer 5
-
€2,393 EUR
$2,674 USD
View
Price last confirmed 21 days ago
B
Retailer 6
-
€2,393 EUR
$2,674 USD
View
B
Retailer 7
-
€2,542 EUR
$2,840 USD
View
B
Retailer 8
-
€3,290 EUR
$3,676 USD
View
B
Retailer 9
-
€3,668 EUR
$4,098 USD
View
B
Retailer 10
-
€3,735 EUR
$4,173 USD
View
Retailer 11
-
€4,400 EUR
ZAR 79,420 ZAR
View
Price under review
Retailer 12
-
€4,543 EUR
£3,996 GBP
View
Price under review
Most Expensive
Aida Diamonds
497290054 · Nov 1
€5,959 EUR
A$10,243 AUD
View
Price under review
12 more retailers have this diamond
Prices start from €1,969 EURSave up to €1,766 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.

B
1.91ct Radiant
€1,969 EUR