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Marquise|Lab Grown|IGI

3.09ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG754594706

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754594706

Diamond specifications and retailer prices

From $5,910 SGD
As of November 3, 2026
Save $19,815 SGD (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $25,725 SGD at With Clarity · As of November 3, 2026
View at With Clarity

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754594706 or 754594706. Listed at 14 retailers as of November 3, 2026, with prices from $5,910 to $25,725, a $19,815 spread on the same certified stone. With Clarity lists it at $25,725. 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
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594706
Dimensions14.73 × 7.56 × 4.77 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
14.73 mm7.56 mm3.09 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594706
Side View
Table 63.0%Crown 35.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.1%

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 3
Current: $8,306 SGD|Low: $5,910 SGD|High: $30,252 SGD|Avg: $13,600 SGD|-15.4%
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
With Clarity
November 4, 2026
Retailer 13$5,910 SGD
Retailer 11$6,055 SGD
Retailer 3$8,118 SGD
Retailer 1$8,306 SGD
Retailer 10$9,852 SGD
Retailer 2$9,961 SGD
Retailer 9$10,624 SGD
Retailer 8$11,736 SGD
Retailer 4$12,106 SGD
Retailer 7$13,401 SGD
Retailer 6$15,075 SGD
Retailer 12$17,419 SGD
Retailer 5$23,077 SGD
With Clarity$25,725 SGD

41 data points across 14 retailers

14 retailers$5,910 SGD to $25,725 SGD

A
Cheapest Retailer
-
$5,910 SGD
A
Retailer 2
-
$6,055 SGD
View
B+
Retailer 3
-
$8,118 SGD
View
B+
Retailer 4
-
$8,306 SGD
View
B+
Retailer 5
-
$9,852 SGD
View
B+
Retailer 6
-
$9,961 SGD
View
B+
Retailer 7
-
$10,624 SGD
View
B+
Retailer 8
-
$11,736 SGD
View
B+
Retailer 9
-
$12,106 SGD
View
B+
Retailer 10
-
$13,401 SGD
View
B+
Retailer 11
-
$15,075 SGD
View
B
Retailer 12
-
$17,419 SGD
View
B
Retailer 13
-
$23,077 SGD
View
Most Expensive
B
With Clarity
754594706 · Nov 3
$25,725 SGD
$20,079 USD
View
13 more retailers have this diamond
Prices start from $5,910 SGDSave up to $19,815 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
$5,910 SGD