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Marquise|Lab Grown|IGI

3.09ct E VVS2 Marquise Lab Grown Diamond

ID • E/VVS2 • IGI LG845665351

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845665351

Diamond specifications and retailer prices

From $578 USD
As of November 4, 2026
Save $2,567 USD (82%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $4,250 USD at Brilliant Earth · As of October 25, 2026
View at Brilliant Earth

About this 3.09ct lab-grown marquise diamond

This 3.09ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG845665351 or 845665351. Listed at 24 retailers as of October 28, 2026, with a 444% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.09
Carat
E
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845665351
Dimensions15.07 × 7.57 × 4.73 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.07 mm7.57 mm3.09 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845665351
Side View
Table 60.0%Crown 36.4°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $4,250 USD|Low: $578 USD|High: $4,480 USD|Avg: $1,690 USD|-5.1%
Brilliant Earth
Retailer 2
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November 4, 2026
Retailer 8$578 USD
Retailer 7$647 USD
Retailer 24$648 USD
Retailer 15$717 USD
Retailer 2$796 USD
Retailer 10$850 USD
Retailer 14$955 USD
Retailer 23$1,033 USD
Retailer 6$1,068 USD
Retailer 13$1,109 USD
Retailer 3$1,457 USD
Retailer 21$1,506 USD
Retailer 22$1,514 USD
Retailer 19$1,556 USD
Retailer 16$1,590 USD
Retailer 5$1,886 USD
Retailer 4$2,310 USD
Retailer 11$2,322 USD
Retailer 17$2,349 USD
Retailer 9$2,401 USD
Retailer 20$2,609 USD
Retailer 18$3,114 USD
Retailer 12$3,145 USD
Brilliant Earth$4,250 USD

19 data points across 24 retailers

24 retailers$578 USD to $3,145 USD

A
Cheapest Retailer
-
$578 USD
A
Retailer 2
-
$647 USD
View
Final sale: no returns
A
Retailer 3
-
$648 USD
View
A
Retailer 4
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$717 USD
View
A
Retailer 5
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$796 USD
View
A
Retailer 6
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$850 USD
View
A
Retailer 7
-
$955 USD
View
Retailer 8
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$1,033 USD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$1,068 USD
View
A
Retailer 10
-
$1,109 USD
View
A
Retailer 11
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$1,457 USD
View
A
Retailer 12
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$1,506 USD
View
A
Retailer 13
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$1,514 USD
View
A
Retailer 14
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$1,556 USD
View
B+
Retailer 15
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$1,590 USD
View
B+
Retailer 16
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$1,886 USD
View
B+
Retailer 17
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$2,310 USD
View
B+
Retailer 18
-
$2,322 USD
View
B+
Retailer 19
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$2,349 USD
View
B+
Retailer 20
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$2,401 USD
View
B+
Retailer 21
-
$2,609 USD
View
B
Retailer 22
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$3,114 USD
View
B
Retailer 23
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$3,145 USD
View
Most Expensive
Brilliant Earth
22292571A · Oct 25
$4,250 USD
View
Price last confirmed 9 days ago
23 more retailers have this diamond
Prices start from $578 USDSave up to $2,567 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
3.09ct Marquise
$578 USD