Marquise|Lab Grown|IGI

3.09ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG847635812

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847635812

Diamond specifications and retailer prices

From $592 USD
As of October 28, 2026
Save $3,078 USD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,670 USD at Brilliant Earth · As of October 26, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847635812 or 847635812. Listed at 16 retailers as of October 26, 2026, with prices from $592 to $3,670, a $3,078 spread on the same certified stone. Brilliant Earth lists it at $3,670. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847635812
Dimensions14.60 × 7.82 × 4.75 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.60 mm7.82 mm3.09 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847635812
Side View
Table 58.0%Crown 33.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.7%

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 28
Current: $870 USD|Low: $592 USD|High: $2,810 USD|Avg: $1,364 USD|-2.5%
Retailer 1
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
October 28, 2026
Retailer 9$592 USD
Retailer 4$630 USD
Retailer 11$751 USD
Retailer 12$790 USD
Retailer 1$870 USD
Retailer 6$951 USD
Retailer 10$1,010 USD
Retailer 5$1,012 USD
Retailer 13$1,346 USD
Retailer 3$1,731 USD
Retailer 15$2,129 USD
Retailer 7$2,188 USD
Retailer 14$2,429 USD
Retailer 2$2,804 USD
Retailer 8$2,810 USD

6 data points across 15 retailers

16 retailers$592 USD to $3,670 USD

A
Cheapest Retailer
-
$592 USD
A
Retailer 2
-
$630 USD
View
Final sale: no returns
A
Retailer 3
-
$751 USD
£592 GBP
View
Returns within 30 days
A
Retailer 4
-
$790 USD
View
Returns within 40 days
B+
Retailer 5
-
$870 USD
View
Returns within 30 days
A
Retailer 6
-
$951 USD
View
Returns within 30 days
A
Retailer 7
-
$1,010 USD
£795 GBP
View
Returns within 30 days
A
Retailer 8
-
$1,012 USD
€964 EUR
View
Returns within 100 days
A
Retailer 9
-
$1,346 USD
View
Returns within 30 days
B+
Retailer 10
-
$1,731 USD
View
Returns within 30 days
B+
Retailer 11
-
$2,129 USD
View
Returns within 90 days
B+
Retailer 12
-
$2,188 USD
View
Returns within 30 days
B
Retailer 13
-
$2,429 USD
View
Returns within 30 days
B
Retailer 14
-
$2,804 USD
£2,208 GBP
View
B
Retailer 15
-
$2,810 USD
View
Returns within 30 days
Most Expensive
B
Brilliant Earth
22257038A · Oct 26
$3,670 USD
View
Returns within 30 days
15 more retailers have this diamond
Prices start from $592 USDSave up to $3,078 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
$592 USD