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Marquise|Lab Grown|IGI

3.98ct D VS2 Marquise Lab Grown Diamond

ID • D/VS2 • IGI LG817665038

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG817665038

Diamond specifications and retailer prices

From $2,131 SGD
A$2,558 AUD
As of October 29, 2026
3 retailers carry this diamond
Most expensive: $4,495 SGD at Rare Carat · As of August 30, 2026
View at Rare Carat

About this 3.98ct lab-grown marquise diamond

This 3.98ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817665038 or 817665038. Listed at 3 retailers as of October 29, 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

3.98
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817665038
Dimensions15.92 × 8.37 × 5.20 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.92 mm8.37 mm3.98 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817665038
Side View
Table 56.0%Crown 32.1°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 62.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $4,495 SGD|Low: $1,165 SGD|High: $9,997 SGD|Avg: $3,137 SGD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 3$1,165 SGD
Retailer 7$1,380 SGD
Retailer 6$1,429 SGD
Retailer 4$1,567 SGD
Retailer 2$2,131 SGD
Retailer 10$2,331 SGD
Retailer 11$2,510 SGD
Retailer 5$2,871 SGD
Rare Carat$4,495 SGD
Retailer 9$4,635 SGD
Retailer 8$9,997 SGD

3 data points across 11 retailers

3 retailers

Retailer 1
-
$1,165 SGD
HK$7,100 HKD
Price last confirmed 56 days ago
A
Retailer 2
-
$2,131 SGD
A$2,558 AUD
View
Most Expensive
Rare Carat
156202-B · Aug 30
$4,495 SGD
$3,507 USD
View
Price last confirmed 60 days ago
2 more retailers have this diamond
Prices start from $2,131 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
3.98ct Marquise
$2,131 SGD