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Marquise|Lab Grown|IGI

3.09ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG846641022

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846641022

Diamond specifications and retailer prices

From $3,466 SGD
$2,711 USD
As of October 30, 2026
Save $10,552 SGD (75%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $14,018 SGD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.09ct lab-grown marquise diamond

This 3.09ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846641022 or 846641022. Listed at 20 retailers as of October 30, 2026, with prices from $3,466 to $14,018, a $10,552 spread on the same certified stone. Taylor and Hart lists it at $14,018. 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
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846641022
Dimensions14.88 × 7.71 × 4.77 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.88 mm7.71 mm3.09 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846641022
Side View
Table 57.0%Crown 35.7°Girdle: MediumPavilion 39.7°Culet: NoneDepth 61.9%

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: $9,079 SGD|Low: $3,466 SGD|High: $14,018 SGD|Avg: $6,706 SGD|-0.2%
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
Retailer 17
Retailer 18
Retailer 19
Taylor and Hart
November 1, 2026
Retailer 5$3,466 SGD
Retailer 18$3,771 SGD
Retailer 8$3,883 SGD
Retailer 3$4,021 SGD
Retailer 7$4,133 SGD
Retailer 17$4,225 SGD
Retailer 19$4,486 SGD
Retailer 4$4,809 SGD
Retailer 13$5,372 SGD
Retailer 12$5,431 SGD
Retailer 6$5,527 SGD
Retailer 9$6,258 SGD
Retailer 16$6,674 SGD
Retailer 11$6,936 SGD
Retailer 1$9,079 SGD
Retailer 14$9,337 SGD
Retailer 10$10,101 SGD
Retailer 15$10,824 SGD
Retailer 2$11,771 SGD
Taylor and Hart$14,018 SGD

17 data points across 20 retailers

20 retailers$3,466 SGD to $14,018 SGD

A
Cheapest Retailer
-
$3,466 SGD
$2,711 USD
A
Retailer 2
-
$3,771 SGD
$2,950 USD
View
A
Retailer 3
-
$3,883 SGD
$3,037 USD
View
Final sale: no returns
A
Retailer 4
-
$4,021 SGD
$3,145 USD
View
A
Retailer 5
-
$4,133 SGD
$3,233 USD
View
A
Retailer 6
-
$4,225 SGD
$3,305 USD
View
A
Retailer 7
-
$4,486 SGD
$3,509 USD
View
Retailer 8
-
$4,809 SGD
£2,962 GBP
View
Price last confirmed 15 days ago
A
Retailer 9
-
$5,372 SGD
$4,202 USD
View
A
Retailer 10
-
$5,431 SGD
£3,345 GBP
View
A
Retailer 11
-
$5,527 SGD
$4,323 USD
View
A
Retailer 12
-
$6,258 SGD
$4,895 USD
View
A
Retailer 13
-
$6,674 SGD
€4,972 EUR
View
A
Retailer 14
-
$6,936 SGD
£4,272 GBP
View
B+
Retailer 15
-
$9,079 SGD
A$10,926 AUD
View
B+
Retailer 16
-
$9,337 SGD
ZAR 117,993 ZAR
View
B+
Retailer 17
-
$10,101 SGD
$7,901 USD
View
B+
Retailer 18
-
$10,824 SGD
£6,667 GBP
View
B+
Retailer 19
-
$11,771 SGD
$9,208 USD
View
Most Expensive
B
Taylor and Hart
LF2D4NF · Oct 31
$14,018 SGD
$10,965 USD
View
19 more retailers have this diamond
Prices start from $3,466 SGDSave up to $10,552 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
$3,466 SGD