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Marquise|Lab Grown|IGI

1.91ct D VS2 Marquise Lab Grown Diamond

EX • D/VS2 • IGI LG842607100

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842607100

Diamond specifications and retailer prices

From $482 AUD
$338 USD
As of November 1, 2026
Save $2,157 AUD (82%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,640 AUD at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 1.91ct lab-grown marquise diamond

This 1.91ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG842607100 or 842607100. Listed at 4 retailers as of November 1, 2026, with prices from $482 to $2,640, a $2,157 spread on the same certified stone. Brilliant Earth lists it at $2,640. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842607100
Dimensions13.39 × 6.45 × 3.97 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.39 mm6.45 mm1.91 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842607100
Side View
Table 61.0%Crown 34.3°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
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: $2,640 AUD|Low: $482 AUD|High: $2,654 AUD|Avg: $1,650 AUD|-0.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 3$482 AUD
Retailer 2$990 AUD
Retailer 4$2,105 AUD
Brilliant Earth$2,640 AUD

24 data points across 4 retailers

4 retailers$482 AUD to $2,640 AUD

A
Cheapest Retailer
-
$482 AUD
$338 USD
Final sale: no returns
A
Retailer 2
-
$990 AUD
£546 GBP
View
Retailer 3
-
$2,105 AUD
$1,475 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21744285A · Nov 1
$2,640 AUD
$1,850 USD
View
3 more retailers have this diamond
Prices start from $482 AUDSave up to $2,157 AUD

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 Marquise
$482 AUD