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Marquise|Lab Grown|IGI

3.51ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG830677496

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830677496

Diamond specifications and retailer prices

From $639 SGD
$500 USD
As of October 27, 2026
Save $3,031 SGD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,670 SGD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.51ct lab-grown marquise diamond

This 3.51ct 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 LG830677496 or 830677496. Listed at 18 retailers as of October 27, 2026, with prices from $639 to $3,670, a $3,031 spread on the same certified stone. Rare Carat lists it at $3,670. 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

3.51
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830677496
Dimensions14.64 × 7.84 × 5.03 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.64 mm7.84 mm3.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830677496
Side View
Table 63.0%Crown 35.6°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 64.2%

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 27
Current: $3,670 SGD|Low: $614 SGD|High: $3,683 SGD|Avg: $1,685 SGD|-0.3%
Rare Carat
Retailer 2
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Retailer 5
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Retailer 8
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Retailer 11
Retailer 12
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Retailer 19
October 29, 2026
Retailer 18$639 SGD
Retailer 9$715 SGD
Retailer 17$715 SGD
Retailer 4$792 SGD
Retailer 14$792 SGD
Retailer 2$843 SGD
Retailer 5$1,017 SGD
Retailer 13$1,017 SGD
Retailer 10$1,191 SGD
Retailer 12$1,312 SGD
Retailer 6$1,674 SGD
Retailer 3$1,711 SGD
Retailer 19$2,044 SGD
Retailer 15$2,083 SGD
Retailer 11$2,580 SGD
Retailer 7$2,749 SGD
Retailer 8$2,964 SGD
Retailer 16$3,312 SGD
Rare Carat$3,670 SGD

34 data points across 19 retailers

18 retailers$639 SGD to $3,670 SGD

A
Cheapest Retailer
-
$639 SGD
$500 USD
A
Retailer 2
-
$715 SGD
$559 USD
View
Retailer 3
-
$792 SGD
$619 USD
View
Price last confirmed 23 days ago
Retailer 4
-
$792 SGD
$619 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$843 SGD
£519 GBP
View
B+
Retailer 6
-
$1,017 SGD
$795 USD
View
Retailer 7
-
$1,017 SGD
$795 USD
View
Price last confirmed 6 days ago
A
Retailer 8
-
$1,191 SGD
$931 USD
View
A
Retailer 9
-
$1,312 SGD
£808 GBP
View
A
Retailer 10
-
$1,674 SGD
$1,309 USD
View
Retailer 11
-
$1,711 SGD
ZAR 21,608 ZAR
View
Price last confirmed 19 days ago
Retailer 12
-
$2,044 SGD
$1,598 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$2,083 SGD
$1,629 USD
View
B
Retailer 14
-
$2,580 SGD
$2,018 USD
View
B+
Retailer 15
-
$2,749 SGD
$2,149 USD
View
B+
Retailer 16
-
$2,964 SGD
$2,318 USD
View
Retailer 17
-
$3,312 SGD
£2,039 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
Rare Carat
546/20A_l_830677496 · Oct 28
$3,670 SGD
$2,870 USD
View
17 more retailers have this diamond
Prices start from $639 SGDSave up to $3,031 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
3.51ct Marquise
$639 SGD