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Marquise|Lab Grown|IGI

3.57ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG738525115

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG738525115

Diamond specifications and retailer prices

From €3,587 EUR
$4,007 USD
As of October 30, 2026
Save €11,302 EUR (76%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €14,889 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.57ct lab-grown marquise diamond

This 3.57ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG738525115 or 738525115. Listed at 20 retailers as of October 30, 2026, with prices from €3,587 to €14,889, a €11,302 spread on the same certified stone. Taylor and Hart lists it at €14,889. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.57
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG738525115
Dimensions15.68 × 7.78 × 4.95 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.68 mm7.78 mm3.57 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG738525115
Side View
Table 59.0%Crown 33.8°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 63.6%

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: €4,951 EUR|Low: €3,587 EUR|High: €14,889 EUR|Avg: €8,054 EUR|-21.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 10
Retailer 11
Retailer 12
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Retailer 19
Taylor and Hart
November 1, 2026
Retailer 2€3,587 EUR
Retailer 19€4,016 EUR
Retailer 6€4,160 EUR
Retailer 16€4,222 EUR
Retailer 14€4,583 EUR
Retailer 8€4,709 EUR
Retailer 1€4,951 EUR
Retailer 13€5,199 EUR
Retailer 12€5,464 EUR
Retailer 15€5,518 EUR
Retailer 4€5,838 EUR
Retailer 17€7,822 EUR
Retailer 10€8,055 EUR
Retailer 9€8,928 EUR
Retailer 5€9,660 EUR
Retailer 18€10,419 EUR
Retailer 7€10,662 EUR
Retailer 3€10,883 EUR
Retailer 11€12,085 EUR
Taylor and Hart€14,889 EUR

34 data points across 20 retailers

20 retailers€3,587 EUR to €14,889 EUR

A
Cheapest Retailer
-
€3,587 EUR
$4,007 USD
A
Retailer 2
-
€4,016 EUR
$4,487 USD
View
Final sale: no returns
A
Retailer 3
-
€4,160 EUR
$4,648 USD
View
A
Retailer 4
-
€4,222 EUR
$4,717 USD
View
A
Retailer 5
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€4,583 EUR
$5,120 USD
View
A
Retailer 6
-
€4,709 EUR
$5,261 USD
View
A
Retailer 7
-
€4,951 EUR
£4,355 GBP
View
A
Retailer 8
-
€5,199 EUR
$5,808 USD
View
A
Retailer 9
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€5,464 EUR
£4,806 GBP
View
A
Retailer 10
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€5,518 EUR
$6,165 USD
View
A
Retailer 11
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€5,838 EUR
£5,136 GBP
View
B+
Retailer 12
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€7,822 EUR
$8,739 USD
View
B+
Retailer 13
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€8,055 EUR
$8,999 USD
View
B+
Retailer 14
-
€8,928 EUR
View
B+
Retailer 15
-
€9,660 EUR
ZAR 174,343 ZAR
View
B+
Retailer 16
-
€10,419 EUR
$11,640 USD
View
B+
Retailer 17
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€10,662 EUR
£9,379 GBP
View
B
Retailer 18
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€10,883 EUR
$12,158 USD
View
Retailer 19
-
€12,085 EUR
A$20,771 AUD
View
Price last confirmed 33 days ago
Most Expensive
B
Taylor and Hart
X646M3N · Oct 31
€14,889 EUR
$16,634 USD
View
19 more retailers have this diamond
Prices start from €3,587 EURSave up to €11,302 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
3.57ct Marquise
€3,587 EUR