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Marquise|Lab Grown|IGI

4.09ct D IF Marquise Lab Grown Diamond

VG • D/IF • IGI LG762544941

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG762544941

Diamond specifications and retailer prices

From $13,736 SGD
$10,745 USD
As of November 1, 2026
Save $37,857 SGD (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $51,594 SGD at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 4.09ct lab-grown marquise diamond

This 4.09ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG762544941 or 762544941. Listed at 13 retailers as of October 29, 2026, with prices from $13,736 to $51,594, a $37,857 spread on the same certified stone. Cape Diamonds lists it at $51,594. 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

4.09
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762544941
Dimensions16.67 × 8.18 × 5.13 mm
L/W Ratio2.04
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
16.67 mm8.18 mm4.09 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762544941
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 62.7%

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: $51,594 SGD|Low: $12,234 SGD|High: $67,638 SGD|Avg: $33,311 SGD|-10.8%
Cape Diamonds
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
November 1, 2026
Retailer 11$13,736 SGD
Retailer 5$16,170 SGD
Retailer 6$16,757 SGD
Retailer 14$18,569 SGD
Retailer 12$21,730 SGD
Retailer 10$26,476 SGD
Retailer 8$26,672 SGD
Retailer 2$38,073 SGD
Retailer 13$39,679 SGD
Retailer 4$41,206 SGD
Retailer 9$41,256 SGD
Retailer 7$41,973 SGD
Cape Diamonds$51,594 SGD
Retailer 3$67,638 SGD

27 data points across 14 retailers

13 retailers$13,736 SGD to $51,594 SGD

A
Cheapest Retailer
-
$13,736 SGD
$10,745 USD
B+
Retailer 2
-
$16,170 SGD
$12,649 USD
View
B+
Retailer 3
-
$18,569 SGD
$14,525 USD
View
B+
Retailer 4
-
$21,730 SGD
$16,998 USD
View
B
Retailer 5
-
$26,476 SGD
$20,710 USD
View
B
Retailer 6
-
$26,672 SGD
£16,428 GBP
View
B
Retailer 7
-
$38,073 SGD
£23,450 GBP
View
B
Retailer 8
-
$39,679 SGD
$31,038 USD
View
B
Retailer 9
-
$41,256 SGD
€30,735 EUR
View
B
Retailer 10
-
$41,973 SGD
A$50,512 AUD
View
Most Expensive
B
Cape Diamonds
cert_762544941 · Oct 29
$51,594 SGD
ZAR 651,988 ZAR
View
10 more retailers have this diamond
Prices start from $13,736 SGDSave up to $37,857 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
4.09ct Marquise
$13,736 SGD