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Marquise|Lab Grown|IGI

3.05ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG843645240

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843645240

Diamond specifications and retailer prices

From €678 EUR
$757 USD
As of October 29, 2026
Save €2,840 EUR (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €3,518 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843645240 or 843645240. Listed at 18 retailers as of October 29, 2026, with prices from €678 to €3,518, a €2,840 spread on the same certified stone. Brilliant Earth lists it at €3,518. 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

3.05
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843645240
Dimensions14.75 × 7.46 × 4.84 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.75 mm7.46 mm3.05 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843645240
Side View
Table 64.0%Crown 36.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 64.9%

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 29
Current: €3,518 EUR|Low: €678 EUR|High: €3,527 EUR|Avg: €1,697 EUR|-0.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 4€678 EUR
Retailer 3€703 EUR
Retailer 18€864 EUR
Retailer 17€946 EUR
Retailer 8€1,001 EUR
Retailer 14€1,082 EUR
Retailer 11€1,125 EUR
Retailer 16€1,324 EUR
Retailer 2€1,565 EUR
Retailer 15€1,597 EUR
Retailer 13€1,632 EUR
Retailer 10€1,682 EUR
Retailer 5€2,399 EUR
Retailer 7€2,425 EUR
Retailer 6€2,431 EUR
Retailer 9€2,484 EUR
Retailer 12€2,977 EUR
Brilliant Earth€3,518 EUR

19 data points across 18 retailers

18 retailers€678 EUR to €3,518 EUR

A
Cheapest Retailer
-
€678 EUR
$757 USD
Final sale: no returns
Retailer 2
-
€703 EUR
$785 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
€864 EUR
$965 USD
View
Retailer 4
-
€946 EUR
£832 GBP
View
Price last confirmed 15 days ago
A
Retailer 5
-
€1,001 EUR
$1,118 USD
View
A
Retailer 6
-
€1,082 EUR
View
A
Retailer 7
-
€1,125 EUR
£990 GBP
View
B+
Retailer 8
-
€1,324 EUR
$1,479 USD
View
B+
Retailer 9
-
€1,565 EUR
$1,748 USD
View
Retailer 10
-
€1,597 EUR
A$2,745 AUD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
€1,632 EUR
ZAR 29,461 ZAR
View
Retailer 12
-
€1,682 EUR
$1,879 USD
View
Price last confirmed 8 days ago
B
Retailer 13
-
€2,399 EUR
$2,680 USD
View
B
Retailer 14
-
€2,425 EUR
$2,709 USD
View
B
Retailer 15
-
€2,431 EUR
$2,716 USD
View
B
Retailer 16
-
€2,484 EUR
$2,775 USD
View
B
Retailer 17
-
€2,977 EUR
£2,619 GBP
View
Most Expensive
B
Brilliant Earth
22175498A · Oct 30
€3,518 EUR
$3,930 USD
View
17 more retailers have this diamond
Prices start from €678 EURSave up to €2,840 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
3.05ct Marquise
€678 EUR