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Marquise|Lab Grown|IGI

3.09ct I VS1 Marquise Lab Grown Diamond

EX • I/VS1 • IGI LG846648114

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846648114

Diamond specifications and retailer prices

From $862 SGD
$674 USD
As of October 27, 2026
Save $3,356 SGD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,218 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 3.09ct lab-grown marquise diamond

This 3.09ct lab-grown marquise sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846648114 or 846648114. Listed at 12 retailers as of October 26, 2026, with prices from $862 to $4,218, a $3,356 spread on the same certified stone. MOH London lists it at $4,218. 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
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846648114
Dimensions14.72 × 7.51 × 4.83 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.72 mm7.51 mm3.09 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846648114
Side View
Table 62.0%Crown 37.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 64.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $4,218 SGD|Low: $862 SGD|High: $4,398 SGD|Avg: $2,118 SGD|+19.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 9$862 SGD
Retailer 10$965 SGD
Retailer 8$1,227 SGD
Retailer 4$1,259 SGD
Retailer 11$1,425 SGD
Retailer 3$1,487 SGD
Retailer 5$1,599 SGD
Retailer 2$2,181 SGD
Retailer 7$2,704 SGD
Retailer 6$2,864 SGD
Retailer 12$3,450 SGD
MOH London$4,218 SGD

7 data points across 12 retailers

12 retailers$862 SGD to $4,218 SGD

A
Cheapest Retailer
-
$862 SGD
$674 USD
A
Retailer 2
-
$965 SGD
$755 USD
View
Final sale: no returns
A
Retailer 3
-
$1,227 SGD
$960 USD
View
Retailer 4
-
$1,259 SGD
€938 EUR
View
Price last confirmed 7 days ago
B+
Retailer 5
-
$1,425 SGD
$1,115 USD
View
A
Retailer 6
-
$1,487 SGD
$1,163 USD
View
A
Retailer 7
-
$1,599 SGD
$1,251 USD
View
B+
Retailer 8
-
$2,181 SGD
$1,706 USD
View
B+
Retailer 9
-
$2,704 SGD
$2,115 USD
View
B+
Retailer 10
-
$2,864 SGD
$2,240 USD
View
B
Retailer 11
-
$3,450 SGD
$2,698 USD
View
Most Expensive
B
MOH London
LG846648114 · Oct 26
$4,218 SGD
£2,598 GBP
View
11 more retailers have this diamond
Prices start from $862 SGDSave up to $3,356 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
$862 SGD