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Marquise|Lab Grown|IGI

3.09ct H VS1 Marquise Lab Grown Diamond

EX • H/VS1 • IGI LG846648116

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846648116

Diamond specifications and retailer prices

From $773 SGD
$605 USD
As of November 1, 2026
Save $2,116 SGD (73%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,889 SGD at Brilliant Earth · As of October 31, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846648116 or 846648116. Listed at 8 retailers as of October 31, 2026, with prices from $773 to $2,889, a $2,116 spread on the same certified stone. Brilliant Earth lists it at $2,889. 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
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846648116
Dimensions14.51 × 7.65 × 4.90 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.51 mm7.65 mm3.09 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846648116
Side View
Table 61.0%Crown 36.1°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 64.1%

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: Nov 1
Current: $2,889 SGD|Low: $773 SGD|High: $2,889 SGD|Avg: $1,624 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 6$773 SGD
Retailer 8$910 SGD
Retailer 3$1,271 SGD
Retailer 2$1,354 SGD
Retailer 7$1,909 SGD
Retailer 5$2,262 SGD
Retailer 4$2,685 SGD
Brilliant Earth$2,889 SGD

6 data points across 8 retailers

8 retailers$773 SGD to $2,889 SGD

B+
Cheapest Retailer
-
$773 SGD
$605 USD
Retailer 2
-
$910 SGD
€678 EUR
View
Price last confirmed 7 days ago
A
Retailer 3
-
$1,271 SGD
$994 USD
View
A
Retailer 4
-
$1,354 SGD
$1,059 USD
View
B+
Retailer 5
-
$1,909 SGD
$1,493 USD
View
B+
Retailer 6
-
$2,262 SGD
£1,393 GBP
View
B+
Retailer 7
-
$2,685 SGD
$2,100 USD
View
Most Expensive
B+
Brilliant Earth
22303571A · Oct 31
$2,889 SGD
$2,260 USD
View
7 more retailers have this diamond
Prices start from $773 SGDSave up to $2,116 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
$773 SGD