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Cushion|Lab Grown|IGI

1.91ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG747570824

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG747570824

Diamond specifications and retailer prices

From $290 USD
As of November 3, 2026
Save $1,020 USD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,310 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.91ct lab-grown cushion diamond

This 1.91ct lab-grown cushion 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 LG747570824 or 747570824. Listed at 15 retailers as of November 2, 2026, with prices from $290 to $1,310, a $1,020 spread on the same certified stone. Brilliant Earth lists it at $1,310. 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
SymmetryVery Good
FluorescenceNone
Crown angle37.7°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747570824
Dimensions8.31 × 6.72 × 4.42 mm
L/W Ratio1.24
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.31 mm6.72 mm1.91 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG747570824
Side View
Table 63.0%Crown 37.7°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 65.8%

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 3
Current: $1,310 USD|Low: $290 USD|High: $1,410 USD|Avg: $771 USD|-7.1%
Brilliant Earth
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
November 2, 2026
Retailer 4$290 USD
Retailer 13$321 USD
Retailer 9$428 USD
Retailer 3$432 USD
Retailer 11$480 USD
Retailer 10$554 USD
Retailer 8$573 USD
Retailer 5$600 USD
Retailer 6$753 USD
Retailer 2$821 USD
Retailer 7$1,082 USD
Retailer 15$1,140 USD
Retailer 14$1,250 USD
Retailer 12$1,288 USD
Brilliant Earth$1,310 USD

36 data points across 15 retailers

15 retailers$290 USD to $1,310 USD

A
Cheapest Retailer
-
$290 USD
Final sale: no returns
Retailer 2
-
$321 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$428 USD
£337 GBP
View
B+
Retailer 4
-
$432 USD
View
A
Retailer 5
-
$480 USD
View
A
Retailer 6
-
$554 USD
ZAR 8,948 ZAR
View
A
Retailer 7
-
$573 USD
€546 EUR
View
A
Retailer 8
-
$600 USD
View
A
Retailer 9
-
$753 USD
View
A
Retailer 10
-
$821 USD
View
B+
Retailer 11
-
$1,082 USD
View
B+
Retailer 12
-
$1,140 USD
View
B+
Retailer 13
-
$1,250 USD
£984 GBP
View
Retailer 14
-
$1,288 USD
£1,014 GBP
View
Price last confirmed 7 days ago
Most Expensive
B+
Brilliant Earth
17471227A · Nov 2
$1,310 USD
View
14 more retailers have this diamond
Prices start from $290 USDSave up to $1,020 USD

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
1.91ct Cushion
$290 USD