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Marquise|Lab Grown|IGI

3.09ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG843684714

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843684714

Diamond specifications and retailer prices

From $768 SGD
$601 USD
As of October 29, 2026
Save $3,923 SGD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,692 SGD 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 LG843684714 or 843684714. Listed at 17 retailers as of October 26, 2026, with prices from $768 to $4,692, a $3,923 spread on the same certified stone. Brilliant Earth lists it at $4,692. 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
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.6°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843684714
Dimensions15.25 × 7.65 × 4.60 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
15.25 mm7.65 mm3.09 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843684714
Side View
Table 56.0%Crown 30.6°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 60.1%

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: $2,998 SGD|Low: $768 SGD|High: $3,569 SGD|Avg: $1,926 SGD
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
Retailer 16
October 31, 2026
Retailer 6$768 SGD
Retailer 15$933 SGD
Retailer 3$1,023 SGD
Retailer 8$1,140 SGD
Retailer 14$1,293 SGD
Retailer 11$1,324 SGD
Retailer 16$1,725 SGD
Retailer 10$1,796 SGD
Retailer 13$1,847 SGD
Retailer 9$1,910 SGD
Retailer 7$2,691 SGD
Retailer 4$2,737 SGD
Retailer 5$2,762 SGD
Retailer 2$2,898 SGD
Retailer 1$2,998 SGD
Retailer 12$3,569 SGD

21 data points across 16 retailers

17 retailers$768 SGD to $4,692 SGD

A
Cheapest Retailer
-
$768 SGD
$601 USD
Final sale: no returns
A
Retailer 2
-
$933 SGD
HK$5,700 HKD
View
A
Retailer 3
-
$1,023 SGD
$800 USD
View
B+
Retailer 4
-
$1,140 SGD
$892 USD
View
A
Retailer 5
-
$1,293 SGD
€963 EUR
View
A
Retailer 6
-
$1,324 SGD
£815 GBP
View
A
Retailer 7
-
$1,725 SGD
$1,349 USD
View
B+
Retailer 8
-
$1,796 SGD
A$2,161 AUD
View
B+
Retailer 9
-
$1,847 SGD
ZAR 23,338 ZAR
View
B+
Retailer 10
-
$1,910 SGD
$1,494 USD
View
B+
Retailer 11
-
$2,691 SGD
View
B+
Retailer 12
-
$2,737 SGD
$2,141 USD
View
B+
Retailer 13
-
$2,762 SGD
$2,160 USD
View
B
Retailer 14
-
$2,898 SGD
$2,267 USD
View
B
Retailer 15
-
$2,998 SGD
A$3,608 AUD
View
B
Retailer 16
-
$3,569 SGD
£2,198 GBP
View
Most Expensive
B
Brilliant Earth
21775701A · Oct 26
$4,692 SGD
$3,670 USD
View
16 more retailers have this diamond
Prices start from $768 SGDSave up to $3,923 SGD

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
$768 SGD