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Marquise|Lab Grown|IGI

3.98ct D VS2 Marquise Lab Grown Diamond

ID • D/VS2 • IGI LG811661435

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811661435

Diamond specifications and retailer prices

From $1,636 SGD
$1,280 USD
As of October 29, 2026
Save $8,783 SGD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $10,419 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG811661435 or 811661435. Listed at 16 retailers as of October 29, 2026, with prices from $1,636 to $10,419, a $8,783 spread on the same certified stone. Do Amore Diamonds lists it at $10,419. 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 angle34.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811661435
Dimensions16.61 × 8.23 × 5.16 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.61 mm8.23 mm3.98 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811661435
Side View
Table 62.0%Crown 34.7°Girdle: MED-STKPavilion 41°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: Oct 29
Current: $10,419 SGD|Low: $1,636 SGD|High: $12,273 SGD|Avg: $4,412 SGD|-15.1%
Do Amore 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
October 30, 2026
Retailer 9$1,636 SGD
Retailer 12$1,919 SGD
Retailer 3$1,923 SGD
Retailer 11$2,013 SGD
Retailer 6$2,290 SGD
Retailer 13$3,029 SGD
Retailer 8$3,247 SGD
Retailer 4$3,672 SGD
Retailer 5$4,717 SGD
Retailer 7$5,122 SGD
Retailer 10$5,954 SGD
Retailer 2$6,724 SGD
Do Amore Diamonds$10,419 SGD

32 data points across 13 retailers

16 retailers$1,636 SGD to $10,419 SGD

Retailer 1
-
$1,327 SGD
$1,038 USD
Price last confirmed 28 days ago
Retailer 2
-
$1,503 SGD
$1,176 USD
View
Price last confirmed 31 days ago
A
Retailer 3
-
$1,636 SGD
$1,280 USD
View
A
Retailer 4
-
$1,919 SGD
$1,501 USD
View
A
Retailer 5
-
$1,923 SGD
$1,504 USD
View
A
Retailer 6
-
$2,013 SGD
$1,575 USD
View
A
Retailer 7
-
$2,290 SGD
€1,706 EUR
View
B+
Retailer 8
-
$3,029 SGD
$2,369 USD
View
B+
Retailer 9
-
$3,247 SGD
A$3,908 AUD
View
Retailer 10
-
$3,317 SGD
$2,595 USD
View
Price last confirmed 30 days ago
B+
Retailer 11
-
$3,672 SGD
$2,872 USD
View
Retailer 12
-
$4,717 SGD
A$5,676 AUD
View
Price last confirmed 25 days ago
B
Retailer 13
-
$5,122 SGD
£3,155 GBP
View
B
Retailer 14
-
$5,954 SGD
$4,657 USD
View
B
Retailer 15
-
$6,724 SGD
$5,260 USD
View
Most Expensive
B
Do Amore Diamonds
27-4ECD46D90 · Oct 29
$10,419 SGD
$8,150 USD
View
15 more retailers have this diamond
Prices start from $1,636 SGDSave up to $8,783 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
$1,636 SGD