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Marquise|Lab Grown|IGI

3.51ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG735549045

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG735549045

Diamond specifications and retailer prices

From $755 SGD
$590 USD
As of November 2, 2026
Save $3,304 SGD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,059 SGD at MOH London · As of November 1, 2026
View at MOH London

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG735549045 or 735549045. Listed at 10 retailers as of November 1, 2026, with prices from $755 to $4,059, a $3,304 spread on the same certified stone. MOH London lists it at $4,059. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735549045
Dimensions16.19 × 7.84 × 4.89 mm
L/W Ratio2.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.19 mm7.84 mm3.51 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735549045
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.4%

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: $4,059 SGD|Low: $724 SGD|High: $4,108 SGD|Avg: $1,934 SGD|-1.1%
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
November 2, 2026
Retailer 11$755 SGD
Retailer 14$844 SGD
Retailer 15$844 SGD
Retailer 2$1,041 SGD
Retailer 6$1,218 SGD
Retailer 13$1,437 SGD
Retailer 9$1,439 SGD
Retailer 7$1,551 SGD
Retailer 8$1,974 SGD
Retailer 5$2,114 SGD
Retailer 10$2,320 SGD
Retailer 12$2,459 SGD
Retailer 4$2,729 SGD
Retailer 3$3,311 SGD
MOH London$4,059 SGD

25 data points across 15 retailers

10 retailers$755 SGD to $4,059 SGD

A
Cheapest Retailer
-
$755 SGD
$590 USD
A
Retailer 2
-
$844 SGD
$660 USD
View
A
Retailer 3
-
$844 SGD
$660 USD
View
Final sale: no returns
A
Retailer 4
-
$1,041 SGD
£641 GBP
View
A
Retailer 5
-
$1,437 SGD
$1,124 USD
View
A
Retailer 6
-
$1,439 SGD
$1,125 USD
View
B+
Retailer 7
-
$1,974 SGD
A$2,375 AUD
View
B+
Retailer 8
-
$2,320 SGD
$1,814 USD
View
B+
Retailer 9
-
$2,459 SGD
$1,923 USD
View
Most Expensive
B
MOH London
LG735549045 · Nov 1
$4,059 SGD
£2,499 GBP
View
9 more retailers have this diamond
Prices start from $755 SGDSave up to $3,304 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
$755 SGD