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Marquise|Lab Grown|IGI

4.02ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG631468299

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG631468299

Diamond specifications and retailer prices

From $24,903 SGD
$19,480 USD
As of October 31, 2026
2 retailers carry this diamond
Only listing: $24,903 SGD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 4.02ct lab-grown marquise diamond

This 4.02ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG631468299 or 631468299. Listed at 2 retailers as of October 31, 2026. 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

4.02
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631468299
Dimensions15.91 × 8.39 × 5.26 mm
L/W Ratio1.90
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
15.91 mm8.39 mm4.02 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631468299
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.7%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: $19,112 SGD|Low: $12,199 SGD|High: $945,990 SGD|Avg: $73,818 SGD|-38.5%
Brilliant Earth
Retailer 2
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September 4, 2026
Retailer 10$12,199 SGD
Retailer 2$16,820 SGD
Retailer 14$17,132 SGD
Brilliant Earth$19,112 SGD
Retailer 11$22,554 SGD
Retailer 4$25,959 SGD
Retailer 13$28,930 SGD
Retailer 8$30,141 SGD
Retailer 6$43,700 SGD
Retailer 7$47,114 SGD
Retailer 3$52,840 SGD
Retailer 12$60,276 SGD
Retailer 5$89,795 SGD
Retailer 9$92,580 SGD

59 data points across 14 retailers

2 retailers

B+
Brilliant Earth
18396742Y · Oct 31
$24,903 SGD
$19,480 USD
View

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B+
4.02ct Marquise
$24,903 SGD