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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 $389 USD
As of October 30, 2026
Save $2,156 USD (85%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $3,140 USD 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
Color
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: $3,140 USD|Low: $389 USD|High: $3,140 USD|Avg: $1,212 USD
Brilliant Earth
Retailer 2
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Retailer 24
October 31, 2026
Retailer 6$389 USD
Retailer 10$435 USD
Retailer 23$436 USD
Retailer 4$483 USD
Retailer 9$483 USD
Retailer 5$513 USD
Retailer 11$648 USD
Retailer 13$730 USD
Retailer 24$783 USD
Retailer 21$802 USD
Retailer 8$805 USD
Retailer 20$829 USD
Retailer 2$875 USD
Retailer 18$1,120 USD
Retailer 22$1,156 USD
Retailer 14$1,536 USD
Retailer 7$1,551 USD
Retailer 16$1,588 USD
Retailer 3$1,685 USD
Retailer 12$1,797 USD
Retailer 15$1,807 USD
Retailer 19$1,896 USD
Retailer 17$1,935 USD
Brilliant Earth$3,140 USD

27 data points across 24 retailers

26 retailers$389 USD to $2,545 USD

A
Cheapest Retailer
-
$389 USD
A
Retailer 2
-
$435 USD
View
Final sale: no returns
A
Retailer 3
-
$436 USD
View
A
Retailer 4
-
$483 USD
View
A
Retailer 5
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$483 USD
View
Retailer 6
-
$513 USD
£404 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
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$648 USD
View
A
Retailer 8
-
$730 USD
View
A
Retailer 9
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$783 USD
View
A
Retailer 10
-
$802 USD
€764 EUR
View
A
Retailer 11
-
$805 USD
View
B+
Retailer 12
-
$829 USD
ZAR 13,397 ZAR
View
B+
Retailer 13
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$875 USD
£689 GBP
View
B+
Retailer 14
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$1,120 USD
A$1,723 AUD
View
B+
Retailer 15
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$1,156 USD
View
B+
Retailer 16
-
$1,536 USD
SGD 2,075 SGD
View
B+
Retailer 17
-
$1,551 USD
View
B+
Retailer 18
-
$1,588 USD
View
B+
Retailer 19
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$1,685 USD
View
B
Retailer 20
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$1,797 USD
View
B
Retailer 21
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$1,807 USD
View
Retailer 22
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$1,816 USD
A$2,794 AUD
View
Price last confirmed 28 days ago
B
Retailer 23
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$1,896 USD
£1,493 GBP
View
Retailer 24
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$1,935 USD
£1,524 GBP
View
Price last confirmed 17 days ago
B
Retailer 25
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$2,545 USD
£2,004 GBP
View
Most Expensive
Brilliant Earth
18441246A · Oct 16
$3,140 USD
View
Price last confirmed 15 days ago
25 more retailers have this diamond
Prices start from $389 USDSave up to $2,156 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
1.59ct Marquise
$389 USD