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Marquise|Lab Grown|IGI

1.59ct D VVS1 Marquise Lab Grown Diamond

EX • D/VVS1 • IGI LG779651009

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG779651009

Diamond specifications and retailer prices

From $554 AUD
$389 USD
As of October 30, 2026
Save $3,070 AUD (85%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $4,470 AUD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.59ct lab-grown marquise diamond

This 1.59ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG779651009 or 779651009. Listed at 26 retailers as of October 30, 2026, with a 554% 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

1.59
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779651009
Dimensions12.15 × 6.23 × 3.78 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.15 mm6.23 mm1.59 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779651009
Side View
Table 60.0%Crown 33.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.7%

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: Oct 30
Current: $4,470 AUD|Low: $554 AUD|High: $4,470 AUD|Avg: $1,729 AUD
Brilliant Earth
Retailer 2
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Retailer 24
November 1, 2026
Retailer 6$554 AUD
Retailer 10$619 AUD
Retailer 23$621 AUD
Retailer 4$688 AUD
Retailer 9$688 AUD
Retailer 5$730 AUD
Retailer 11$922 AUD
Retailer 18$1,039 AUD
Retailer 24$1,115 AUD
Retailer 21$1,142 AUD
Retailer 8$1,146 AUD
Retailer 20$1,181 AUD
Retailer 13$1,245 AUD
Retailer 19$1,594 AUD
Retailer 22$1,646 AUD
Retailer 14$2,186 AUD
Retailer 7$2,208 AUD
Retailer 16$2,261 AUD
Retailer 3$2,399 AUD
Retailer 12$2,559 AUD
Retailer 15$2,572 AUD
Retailer 2$2,685 AUD
Retailer 17$2,755 AUD
Brilliant Earth$4,470 AUD

28 data points across 24 retailers

26 retailers$554 AUD to $3,624 AUD

A
Cheapest Retailer
-
$554 AUD
$389 USD
A
Retailer 2
-
$619 AUD
$435 USD
View
Final sale: no returns
A
Retailer 3
-
$621 AUD
$436 USD
View
Retailer 4
-
$688 AUD
$483 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$688 AUD
$483 USD
View
Retailer 6
-
$730 AUD
£404 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
-
$922 AUD
$648 USD
View
A
Retailer 8
-
$1,039 AUD
$730 USD
View
A
Retailer 9
-
$1,115 AUD
$783 USD
View
A
Retailer 10
-
$1,142 AUD
€764 EUR
View
A
Retailer 11
-
$1,146 AUD
$805 USD
View
B+
Retailer 12
-
$1,181 AUD
ZAR 13,397 ZAR
View
B+
Retailer 13
-
$1,245 AUD
£689 GBP
View
B+
Retailer 14
-
$1,594 AUD
View
B+
Retailer 15
-
$1,646 AUD
$1,156 USD
View
B+
Retailer 16
-
$2,186 AUD
SGD 2,075 SGD
View
B+
Retailer 17
-
$2,208 AUD
$1,551 USD
View
B+
Retailer 18
-
$2,261 AUD
$1,588 USD
View
B+
Retailer 19
-
$2,399 AUD
$1,685 USD
View
B
Retailer 20
-
$2,559 AUD
$1,797 USD
View
B
Retailer 21
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$2,572 AUD
$1,807 USD
View
Retailer 22
-
$2,585 AUD
View
Price last confirmed 29 days ago
B
Retailer 23
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$2,685 AUD
£1,485 GBP
View
Retailer 24
-
$2,755 AUD
£1,524 GBP
View
Price last confirmed 18 days ago
B
Retailer 25
-
$3,624 AUD
£2,004 GBP
View
Most Expensive
Brilliant Earth
18441246A · Oct 16
$4,470 AUD
$3,140 USD
View
Price last confirmed 16 days ago
25 more retailers have this diamond
Prices start from $554 AUDSave up to $3,070 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
1.59ct Marquise
$554 AUD