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Marquise|Lab Grown|IGI

3.09ct E VS1 Marquise Lab Grown Diamond

VG • E/VS1 • IGI LG831681236

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831681236

Diamond specifications and retailer prices

From $644 SGD
$504 USD
As of October 30, 2026
Save $4,047 SGD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,692 SGD at Brilliant Earth · As of October 30, 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 very-good cut grade and certified by IGI LG831681236 or 831681236. Listed at 19 retailers as of October 30, 2026, with prices from $644 to $4,692, a $4,047 spread on the same certified stone. Brilliant Earth lists it at $4,692. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.09
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831681236
Dimensions15.20 × 7.65 × 4.67 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
15.20 mm7.65 mm3.09 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831681236
Side View
Table 61.0%Crown 35.3°Girdle: MediumPavilion 39.6°Culet: NoneDepth 61.0%

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: Oct 30
Current: $4,692 SGD|Low: $644 SGD|High: $5,523 SGD|Avg: $1,971 SGD|-15.0%
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 13$644 SGD
Retailer 18$720 SGD
Retailer 19$798 SGD
Retailer 15$914 SGD
Retailer 3$978 SGD
Retailer 12$1,163 SGD
Retailer 8$1,241 SGD
Retailer 16$1,329 SGD
Retailer 17$1,686 SGD
Retailer 10$1,710 SGD
Retailer 5$1,733 SGD
Retailer 2$2,061 SGD
Retailer 7$2,100 SGD
Retailer 4$2,528 SGD
Retailer 11$2,599 SGD
Retailer 14$2,765 SGD
Retailer 6$2,788 SGD
Retailer 9$3,592 SGD
Brilliant Earth$4,692 SGD

6 data points across 19 retailers

19 retailers$644 SGD to $4,692 SGD

A
Cheapest Retailer
-
$644 SGD
$504 USD
A
Retailer 2
-
$720 SGD
$563 USD
View
Final sale: no returns
A
Retailer 3
-
$798 SGD
$624 USD
View
A
Retailer 4
-
$914 SGD
£563 GBP
View
A
Retailer 5
-
$978 SGD
$765 USD
View
A
Retailer 6
-
$1,163 SGD
$910 USD
View
A
Retailer 7
-
$1,241 SGD
$971 USD
View
A
Retailer 8
-
$1,329 SGD
£819 GBP
View
B+
Retailer 9
-
$1,686 SGD
A$2,029 AUD
View
B+
Retailer 10
-
$1,710 SGD
$1,338 USD
View
B+
Retailer 11
-
$1,733 SGD
ZAR 21,901 ZAR
View
B+
Retailer 12
-
$2,061 SGD
$1,612 USD
View
B+
Retailer 13
-
$2,100 SGD
$1,643 USD
View
B+
Retailer 14
-
$2,528 SGD
View
B+
Retailer 15
-
$2,599 SGD
$2,033 USD
View
B
Retailer 16
-
$2,765 SGD
$2,162 USD
View
B
Retailer 17
-
$2,788 SGD
$2,181 USD
View
B
Retailer 18
-
$3,592 SGD
$2,810 USD
View
Most Expensive
B
Brilliant Earth
22347787A · Oct 30
$4,692 SGD
$3,670 USD
View
18 more retailers have this diamond
Prices start from $644 SGDSave up to $4,047 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
$644 SGD