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Marquise|Lab Grown|IGI

1.59ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG754594784

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754594784

Diamond specifications and retailer prices

From €668 EUR
$749 USD
As of November 2, 2026
Save €2,374 EUR (78%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €3,309 EUR at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754594784 or 754594784. Listed at 26 retailers as of November 1, 2026, with a 355% 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594784
Dimensions12.08 × 6.23 × 3.72 mm
L/W Ratio1.94
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
12.08 mm6.23 mm1.59 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594784
Side View
Table 60.0%Crown 33.7°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 59.7%

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: Nov 2
Current: €1,423 EUR|Low: €668 EUR|High: €3,611 EUR|Avg: €1,633 EUR|-0.8%
Retailer 1
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Retailer 25
November 2, 2026
Retailer 18€668 EUR
Retailer 3€727 EUR
Retailer 15€775 EUR
Retailer 10€841 EUR
Retailer 22€860 EUR
Retailer 12€875 EUR
Retailer 5€947 EUR
Retailer 4€989 EUR
Retailer 8€1,123 EUR
Retailer 2€1,168 EUR
Retailer 24€1,241 EUR
Retailer 19€1,244 EUR
Retailer 25€1,262 EUR
Retailer 1€1,423 EUR
Retailer 7€1,842 EUR
Retailer 21€1,928 EUR
Retailer 17€1,977 EUR
Retailer 13€2,177 EUR
Retailer 11€2,618 EUR
Retailer 6€2,625 EUR
Retailer 9€2,671 EUR
Retailer 23€2,693 EUR
Retailer 14€2,743 EUR
Retailer 16€2,920 EUR
Retailer 20€3,041 EUR

25 data points across 25 retailers

26 retailers€668 EUR to €3,041 EUR

A
Cheapest Retailer
-
€668 EUR
$749 USD
A
Retailer 2
-
€727 EUR
$815 USD
View
A
Retailer 3
-
€775 EUR
$869 USD
View
A
Retailer 4
-
€841 EUR
$943 USD
View
Final sale: no returns
A
Retailer 5
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€860 EUR
$965 USD
View
A
Retailer 6
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€875 EUR
£773 GBP
View
A
Retailer 7
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€947 EUR
HK$8,300 HKD
View
A
Retailer 8
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€989 EUR
$1,109 USD
View
A
Retailer 9
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€1,123 EUR
$1,260 USD
View
A
Retailer 10
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€1,168 EUR
$1,310 USD
View
A
Retailer 11
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€1,241 EUR
View
A
Retailer 12
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€1,244 EUR
£1,098 GBP
View
A
Retailer 13
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€1,262 EUR
A$2,178 AUD
View
A
Retailer 14
-
€1,423 EUR
ZAR 25,782 ZAR
View
B+
Retailer 15
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€1,842 EUR
$2,066 USD
View
B+
Retailer 16
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€1,928 EUR
A$3,327 AUD
View
Retailer 17
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€1,977 EUR
$2,218 USD
View
Price last confirmed 9 days ago
B+
Retailer 18
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€2,177 EUR
$2,442 USD
View
B
Retailer 19
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€2,618 EUR
$2,936 USD
View
B
Retailer 20
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€2,625 EUR
$2,945 USD
View
B
Retailer 21
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€2,671 EUR
$2,996 USD
View
B
Retailer 22
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€2,693 EUR
$3,020 USD
View
B
Retailer 23
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€2,743 EUR
SGD 4,157 SGD
View
B
Retailer 24
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€2,920 EUR
$3,275 USD
View
B
Retailer 25
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€3,041 EUR
£2,686 GBP
View
Most Expensive
Novita Diamonds
cert_754594784 · Oct 8
€3,309 EUR
A$5,709 AUD
View
Price last confirmed 25 days ago
25 more retailers have this diamond
Prices start from €668 EURSave up to €2,374 EUR

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
€668 EUR