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Marquise|Lab Grown|IGI

3.10ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG843645166

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843645166

Diamond specifications and retailer prices

From $677 SGD
As of November 4, 2026
Save $2,816 SGD (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $7,843 SGD at Brilliant Earth · As of October 27, 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 LG843645166 or 843645166. Listed at 24 retailers as of November 4, 2026, with a 416% 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

3.10
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843645166
Dimensions15.31 × 7.48 × 4.76 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.31 mm7.48 mm3.10 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843645166
Side View
Table 63.0%Crown 35.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.6%

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: Nov 4
Current: $7,843 SGD|Low: $677 SGD|High: $7,843 SGD|Avg: $2,067 SGD
Brilliant Earth
Retailer 2
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November 5, 2026
Retailer 3$677 SGD
Retailer 12$756 SGD
Retailer 6$757 SGD
Retailer 4$839 SGD
Retailer 9$839 SGD
Retailer 2$950 SGD
Retailer 10$1,015 SGD
Retailer 22$1,124 SGD
Retailer 19$1,289 SGD
Retailer 11$1,295 SGD
Retailer 24$1,397 SGD
Retailer 8$1,731 SGD
Retailer 13$1,778 SGD
Retailer 20$1,821 SGD
Retailer 21$1,842 SGD
Retailer 7$1,864 SGD
Retailer 5$2,207 SGD
Retailer 16$2,726 SGD
Retailer 17$2,754 SGD
Retailer 15$2,869 SGD
Retailer 14$3,113 SGD
Retailer 18$3,493 SGD
Retailer 23$3,794 SGD
Brilliant Earth$7,843 SGD

23 data points across 24 retailers

24 retailers$677 SGD to $3,493 SGD

A
Cheapest Retailer
-
$677 SGD
A
Retailer 2
-
$756 SGD
View
Final sale: no returns
A
Retailer 3
-
$757 SGD
View
A
Retailer 4
-
$839 SGD
View
Retailer 5
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$839 SGD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$950 SGD
View
A
Retailer 7
-
$1,015 SGD
View
B+
Retailer 8
-
$1,124 SGD
View
A
Retailer 9
-
$1,289 SGD
View
A
Retailer 10
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$1,295 SGD
View
Retailer 11
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$1,397 SGD
View
Price last confirmed 10 days ago
A
Retailer 12
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$1,731 SGD
View
A
Retailer 13
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$1,778 SGD
View
B+
Retailer 14
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$1,821 SGD
View
A
Retailer 15
-
$1,842 SGD
View
B+
Retailer 16
-
$1,864 SGD
View
B+
Retailer 17
-
$2,207 SGD
View
B+
Retailer 18
-
$2,726 SGD
View
B+
Retailer 19
-
$2,754 SGD
View
B+
Retailer 20
-
$2,869 SGD
View
B
Retailer 21
-
$3,113 SGD
View
B+
Retailer 22
-
$3,493 SGD
View
Retailer 23
-
$3,794 SGD
View
Price last confirmed 9 days ago
Most Expensive
Brilliant Earth
21738941A · Oct 27
$7,843 SGD
$6,140 USD
View
Price last confirmed 9 days ago
23 more retailers have this diamond
Prices start from $677 SGDSave up to $2,816 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
3.10ct Marquise
$677 SGD