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Marquise|Lab Grown|IGI

4.01ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG780661584

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780661584

Diamond specifications and retailer prices

From $8,629 SGD
$6,750 USD
As of October 30, 2026
Save $19,174 SGD (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $27,803 SGD at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 4.01ct lab-grown marquise diamond

This 4.01ct 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 LG780661584 or 780661584. Listed at 15 retailers as of October 30, 2026, with prices from $8,629 to $27,803, a $19,174 spread on the same certified stone. Frank Darling lists it at $27,803. 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

4.01
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780661584
Dimensions15.59 × 8.03 × 5.30 mm
L/W Ratio1.94
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
15.59 mm8.03 mm4.01 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780661584
Side View
Table 58.0%Crown 37.2°Girdle: THK-VTKPavilion 40.1°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $27,803 SGD|Low: $8,629 SGD|High: $61,095 SGD|Avg: $18,488 SGD|-11.4%
Frank Darling
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
November 1, 2026
Retailer 13$8,629 SGD
Retailer 11$8,797 SGD
Retailer 6$8,982 SGD
Retailer 15$9,088 SGD
Retailer 4$9,965 SGD
Retailer 10$11,506 SGD
Retailer 7$11,518 SGD
Retailer 8$11,601 SGD
Retailer 5$12,426 SGD
Retailer 9$12,599 SGD
Retailer 12$16,415 SGD
Retailer 3$19,454 SGD
Retailer 2$21,694 SGD
Frank Darling$27,803 SGD
Retailer 14$53,846 SGD

33 data points across 15 retailers

15 retailers$8,629 SGD to $27,803 SGD

A
Cheapest Retailer
-
$8,629 SGD
$6,750 USD
A
Retailer 2
-
$8,797 SGD
$6,881 USD
View
A
Retailer 3
-
$8,982 SGD
$7,026 USD
View
A
Retailer 4
-
$9,088 SGD
$7,109 USD
View
A
Retailer 5
-
$9,965 SGD
$7,795 USD
View
A
Retailer 6
-
$11,506 SGD
$9,000 USD
View
A
Retailer 7
-
$11,518 SGD
$9,010 USD
View
Final sale: no returns
A
Retailer 8
-
$11,601 SGD
$9,075 USD
View
A
Retailer 9
-
$12,426 SGD
$9,720 USD
View
A
Retailer 10
-
$12,599 SGD
$9,855 USD
View
B+
Retailer 11
-
$16,415 SGD
$12,840 USD
View
B+
Retailer 12
-
$19,454 SGD
€14,493 EUR
View
B+
Retailer 13
-
$21,694 SGD
£13,362 GBP
View
Most Expensive
B
Frank Darling
P82B-2EL · Oct 31
$27,803 SGD
$21,748 USD
View
13 more retailers have this diamond
Prices start from $8,629 SGDSave up to $19,174 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
4.01ct Marquise
$8,629 SGD