Marquise|Lab Grown|IGI

3.10ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG847630809

Certificate IGI LG847630809

Diamond specifications and retailer prices

From $530 USD
As of October 27, 2026
Save $3,150 USD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,680 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847630809 or 847630809. Listed at 22 retailers as of October 27, 2026, with prices from $530 to $3,680, a $3,150 spread on the same certified stone. Brilliant Earth lists it at $3,680. 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

3.10
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG847630809
Dimensions9.95 × 5.25 × 3.34 mm
L/W Ratio1.90
Top View
9.95 mm5.25 mm3.10 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847630809
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.6%

Caratlytics Score

How it works →
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 27
Current: $3,680 USD|Low: $530 USD|High: $3,680 USD|Avg: $1,529 USD
Brilliant Earth
Retailer 2
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Retailer 22
October 29, 2026
Retailer 20$530 USD
Retailer 12$592 USD
Retailer 10$593 USD
Retailer 4$657 USD
Retailer 13$754 USD
Retailer 3$795 USD
Retailer 17$880 USD
Retailer 6$954 USD
Retailer 9$1,014 USD
Retailer 19$1,015 USD
Retailer 22$1,355 USD
Retailer 16$1,427 USD
Retailer 14$1,459 USD
Retailer 21$1,696 USD
Retailer 5$1,728 USD
Retailer 11$2,135 USD
Retailer 15$2,156 USD
Retailer 7$2,246 USD
Retailer 8$2,437 USD
Retailer 2$2,757 USD
Retailer 18$2,970 USD
Brilliant Earth$3,680 USD

8 data points across 22 retailers

22 retailers$530 USD to $3,680 USD

A
Cheapest Retailer
-
$530 USD
A
Retailer 2
-
$592 USD
View
Final sale: no returns
A
Retailer 3
-
$593 USD
View
A
Retailer 4
-
$657 USD
View
A
Retailer 5
-
$754 USD
£594 GBP
View
A
Retailer 6
-
$795 USD
View
B+
Retailer 7
-
$880 USD
View
A
Retailer 8
-
$954 USD
€909 EUR
View
A
Retailer 9
-
$1,014 USD
View
A
Retailer 10
-
$1,015 USD
£799 GBP
View
A
Retailer 11
-
$1,355 USD
View
B+
Retailer 12
-
$1,427 USD
ZAR 23,053 ZAR
View
B+
Retailer 13
-
$1,459 USD
View
B+
Retailer 14
-
$1,696 USD
View
B+
Retailer 15
-
$1,728 USD
View
B+
Retailer 16
-
$2,135 USD
View
B+
Retailer 17
-
$2,156 USD
View
B+
Retailer 18
-
$2,246 USD
View
B
Retailer 19
-
$2,437 USD
View
B
Retailer 20
-
$2,757 USD
£2,171 GBP
View
B
Retailer 21
-
$2,970 USD
View
Most Expensive
B
Brilliant Earth
22221489A · Oct 28
$3,680 USD
View
21 more retailers have this diamond
Prices start from $530 USDSave up to $3,150 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
3.10ct Marquise
$530 USD