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Marquise|Lab Grown|IGI

3.10ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG749593384

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG749593384

Diamond specifications and retailer prices

From $1,196 AUD
$840 USD
As of October 31, 2026
Save $6,036 AUD (83%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $7,232 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 LG749593384 or 749593384. Listed at 25 retailers as of October 31, 2026, with prices from $1,196 to $7,232, a $6,036 spread on the same certified stone. Do Amore Diamonds lists it at $7,232. 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
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749593384
Dimensions15.51 × 7.41 × 4.78 mm
L/W Ratio2.09
Girdle conditionFaceted
Culet sizePointed
Top View
15.51 mm7.41 mm3.10 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749593384
Side View
Table 60.0%Crown 35°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 64.5%

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 31
Current: $7,232 AUD|Low: $579 AUD|High: $7,659 AUD|Avg: $2,868 AUD|+12.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
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Retailer 22
October 31, 2026
Retailer 6$698 AUD
Retailer 5$901 AUD
Retailer 3$967 AUD
Retailer 13$1,196 AUD
Retailer 20$1,315 AUD
Retailer 17$1,337 AUD
Retailer 14$1,485 AUD
Retailer 2$1,523 AUD
Retailer 21$1,679 AUD
Retailer 16$2,356 AUD
Retailer 19$2,507 AUD
Retailer 15$2,593 AUD
Retailer 8$2,907 AUD
Retailer 12$2,995 AUD
Retailer 7$3,371 AUD
Retailer 9$3,418 AUD
Retailer 22$3,522 AUD
Retailer 10$3,743 AUD
Retailer 4$4,242 AUD
Retailer 18$4,417 AUD
Retailer 11$5,156 AUD
Do Amore Diamonds$7,232 AUD

24 data points across 22 retailers

25 retailers$1,196 AUD to $7,232 AUD

Retailer 1
-
$698 AUD
$490 USD
Price last confirmed 29 days ago
Retailer 2
-
$698 AUD
$490 USD
View
Price last confirmed 26 days ago
Retailer 3
-
$814 AUD
$572 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$844 AUD
$593 USD
View
Price last confirmed 23 days ago
Retailer 5
-
$901 AUD
$633 USD
View
Price last confirmed 26 days ago
Retailer 6
-
$901 AUD
$633 USD
View
Price last confirmed 28 days ago
A
Retailer 7
-
$1,196 AUD
$840 USD
View
Retailer 8
-
$1,315 AUD
$924 USD
View
Price last confirmed 16 days ago
A
Retailer 9
-
$1,337 AUD
$939 USD
View
A
Retailer 10
-
$1,523 AUD
$1,070 USD
View
B+
Retailer 11
-
$2,356 AUD
View
B+
Retailer 12
-
$2,507 AUD
$1,761 USD
View
B+
Retailer 13
-
$2,593 AUD
CA$2,530 CAD
View
Retailer 14
-
$2,617 AUD
$1,838 USD
View
Price last confirmed 31 days ago
Retailer 15
-
$2,617 AUD
$1,838 USD
View
Price last confirmed 27 days ago
Retailer 16
-
$2,907 AUD
£1,608 GBP
View
Price last confirmed 27 days ago
B+
Retailer 17
-
$2,933 AUD
$2,060 USD
View
Retailer 18
-
$3,041 AUD
$2,136 USD
View
Price last confirmed 24 days ago
Retailer 19
-
$3,371 AUD
$2,368 USD
View
Price last confirmed 26 days ago
Retailer 20
-
$3,418 AUD
$2,401 USD
View
Price last confirmed 29 days ago
Retailer 21
-
$3,522 AUD
View
Price last confirmed 23 days ago
B
Retailer 22
-
$3,743 AUD
$2,629 USD
View
Retailer 23
-
$4,242 AUD
$2,980 USD
View
Price last confirmed 27 days ago
B
Retailer 24
-
$4,417 AUD
£2,443 GBP
View
Most Expensive
B
Do Amore Diamonds
27-1F76655BF · Oct 31
$7,232 AUD
$5,080 USD
View
24 more retailers have this diamond
Prices start from $1,196 AUDSave up to $6,036 AUD

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
$1,196 AUD