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Marquise|Lab Grown|IGI

3.99ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG818694805

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818694805

Diamond specifications and retailer prices

From $621 SGD
$486 USD
As of November 2, 2026
Save $2,593 SGD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,215 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 3.99ct lab-grown marquise diamond

This 3.99ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818694805 or 818694805. Listed at 16 retailers as of November 1, 2026, with prices from $621 to $3,215, a $2,593 spread on the same certified stone. MOH London lists it at $3,215. 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

3.99
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle42.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818694805
Dimensions15.55 × 8.29 × 5.35 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.55 mm8.29 mm3.99 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818694805
Side View
Table 66.0%Crown 36.3°Girdle: STK-THKPavilion 42.7°Culet: NoneDepth 64.5%

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 2
Current: $3,215 SGD|Low: $574 SGD|High: $3,215 SGD|Avg: $1,622 SGD|+16.5%
MOH London
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
Retailer 16
November 2, 2026
Retailer 2$621 SGD
Retailer 11$695 SGD
Retailer 15$770 SGD
Retailer 5$920 SGD
Retailer 8$1,168 SGD
Retailer 14$1,200 SGD
Retailer 6$1,231 SGD
Retailer 10$1,279 SGD
Retailer 3$1,566 SGD
Retailer 4$1,609 SGD
Retailer 7$1,993 SGD
Retailer 16$2,025 SGD
Retailer 9$2,086 SGD
Retailer 13$2,511 SGD
Retailer 12$2,882 SGD
MOH London$3,215 SGD

45 data points across 16 retailers

16 retailers$621 SGD to $3,215 SGD

A
Cheapest Retailer
-
$621 SGD
$486 USD
A
Retailer 2
-
$695 SGD
$544 USD
View
A
Retailer 3
-
$770 SGD
$602 USD
View
A
Retailer 4
-
$920 SGD
$720 USD
View
A
Retailer 5
-
$1,168 SGD
$914 USD
View
B+
Retailer 6
-
$1,200 SGD
$939 USD
View
Retailer 7
-
$1,231 SGD
€917 EUR
View
Price last confirmed 8 days ago
A
Retailer 8
-
$1,279 SGD
£788 GBP
View
A
Retailer 9
-
$1,566 SGD
A$1,884 AUD
View
A
Retailer 10
-
$1,609 SGD
ZAR 20,337 ZAR
View
B+
Retailer 11
-
$1,993 SGD
$1,559 USD
View
B+
Retailer 12
-
$2,025 SGD
$1,584 USD
View
B+
Retailer 13
-
$2,086 SGD
$1,632 USD
View
B+
Retailer 14
-
$2,511 SGD
$1,964 USD
View
B
Retailer 15
-
$2,882 SGD
$2,254 USD
View
Most Expensive
B
MOH London
LG818694805 · Nov 1
$3,215 SGD
£1,980 GBP
View
15 more retailers have this diamond
Prices start from $621 SGDSave up to $2,593 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
3.99ct Marquise
$621 SGD