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Marquise|Lab Grown|IGI

1.91ct D VS2 Marquise Lab Grown Diamond

EX • D/VS2 • IGI LG792608212

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG792608212

Diamond specifications and retailer prices

From $583 AUD
HK$3,200 HKD
As of November 1, 2026
Save $2,079 AUD (78%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,662 AUD at Brilliant Earth · As of October 31, 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 LG792608212 or 792608212. Listed at 21 retailers as of October 31, 2026, with prices from $583 to $2,662, a $2,079 spread on the same certified stone. Brilliant Earth lists it at $2,662. 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
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792608212
Dimensions13.01 × 6.42 × 4.07 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.01 mm6.42 mm1.91 ctD / VS2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG792608212
Side View
Table 62.0%Crown 39.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.4%

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: $2,662 AUD|Low: $417 AUD|High: $3,943 AUD|Avg: $1,322 AUD|-32.5%
Brilliant Earth
Retailer 2
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Retailer 4
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Retailer 11
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Retailer 22
October 31, 2026
Retailer 15$426 AUD
Retailer 11$477 AUD
Retailer 7$494 AUD
Retailer 6$528 AUD
Retailer 18$583 AUD
Retailer 21$591 AUD
Retailer 13$747 AUD
Retailer 2$830 AUD
Retailer 4$863 AUD
Retailer 10$920 AUD
Retailer 16$931 AUD
Retailer 19$1,152 AUD
Retailer 3$1,360 AUD
Retailer 5$1,518 AUD
Retailer 22$1,697 AUD
Retailer 12$1,697 AUD
Retailer 14$2,030 AUD
Retailer 8$2,061 AUD
Retailer 20$2,093 AUD
Retailer 17$2,119 AUD
Retailer 9$2,215 AUD
Brilliant Earth$2,662 AUD

38 data points across 22 retailers

21 retailers$583 AUD to $2,662 AUD

Retailer 1
-
$426 AUD
$299 USD
Price last confirmed 10 days ago
Retailer 2
-
$494 AUD
$347 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$528 AUD
$371 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$583 AUD
HK$3,200 HKD
View
Retailer 5
-
$591 AUD
£327 GBP
View
Price last confirmed 16 days ago
Retailer 6
-
$747 AUD
$525 USD
View
Price last confirmed 5 days ago
A
Retailer 7
-
$830 AUD
€555 EUR
View
Retailer 8
-
$863 AUD
$606 USD
View
Price last confirmed 7 days ago
Retailer 9
-
$920 AUD
$646 USD
View
Price last confirmed 7 days ago
A
Retailer 10
-
$931 AUD
£515 GBP
View
B+
Retailer 11
-
$1,083 AUD
£599 GBP
View
B+
Retailer 12
-
$1,152 AUD
$809 USD
View
B+
Retailer 13
-
$1,360 AUD
$955 USD
View
Retailer 14
-
$1,697 AUD
$1,192 USD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
$1,697 AUD
SGD 1,611 SGD
View
Retailer 16
-
$2,030 AUD
$1,426 USD
View
Price last confirmed 7 days ago
Retailer 17
-
$2,061 AUD
£1,140 GBP
View
Price last confirmed 7 days ago
B
Retailer 18
-
$2,093 AUD
$1,470 USD
View
B
Retailer 19
-
$2,119 AUD
£1,172 GBP
View
B
Retailer 20
-
$2,215 AUD
$1,556 USD
View
Most Expensive
B
Brilliant Earth
18651727A · Oct 31
$2,662 AUD
$1,870 USD
View
20 more retailers have this diamond
Prices start from $583 AUDSave up to $2,079 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
$583 AUD