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Marquise|Lab Grown|IGI

3.51ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG747588136

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG747588136

Diamond specifications and retailer prices

From $879 SGD
$687 USD
As of November 2, 2026
Save $8,074 SGD (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $8,952 SGD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 LG747588136 or 747588136. Listed at 25 retailers as of November 2, 2026, with prices from $879 to $8,952, a $8,074 spread on the same certified stone. Do Amore Diamonds lists it at $8,952. 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 angle37.1°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747588136
Dimensions14.76 × 7.80 × 4.99 mm
L/W Ratio1.89
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.76 mm7.80 mm3.51 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747588136
Side View
Table 59.0%Crown 37.1°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 64.0%

Caratlytics Score

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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: $7,801 SGD|Low: $844 SGD|High: $7,801 SGD|Avg: $2,729 SGD
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 3, 2026
Retailer 4$844 SGD
Retailer 6$983 SGD
Retailer 3$1,019 SGD
Retailer 19$1,019 SGD
Retailer 18$1,183 SGD
Retailer 8$1,261 SGD
Retailer 7$1,440 SGD
Retailer 5$1,527 SGD
Retailer 12$1,724 SGD
Retailer 17$2,512 SGD
Retailer 15$2,542 SGD
Retailer 2$2,616 SGD
Retailer 16$3,389 SGD
Retailer 9$3,487 SGD
Retailer 10$3,489 SGD
Retailer 11$4,025 SGD
Retailer 13$4,220 SGD
Retailer 14$7,060 SGD
Do Amore Diamonds$7,801 SGD

43 data points across 19 retailers

25 retailers$879 SGD to $8,952 SGD

Retailer 1
-
$844 SGD
$660 USD
Price last confirmed 32 days ago
A
Retailer 2
-
$879 SGD
$687 USD
View
Retailer 3
-
$957 SGD
$748 USD
View
Price last confirmed 35 days ago
A
Retailer 4
-
$983 SGD
$769 USD
View
Final sale: no returns
Retailer 5
-
$1,019 SGD
$797 USD
View
Price last confirmed 17 days ago
Retailer 6
-
$1,019 SGD
$797 USD
View
Price last confirmed 31 days ago
A
Retailer 7
-
$1,019 SGD
$797 USD
View
A
Retailer 8
-
$1,183 SGD
$925 USD
View
A
Retailer 9
-
$1,261 SGD
$986 USD
View
A
Retailer 10
-
$1,440 SGD
$1,126 USD
View
A
Retailer 11
-
$1,527 SGD
$1,194 USD
View
A
Retailer 12
-
$1,724 SGD
£1,062 GBP
View
B+
Retailer 13
-
$2,512 SGD
$1,964 USD
View
B+
Retailer 14
-
$2,542 SGD
A$3,058 AUD
View
B+
Retailer 15
-
$2,616 SGD
ZAR 33,043 ZAR
View
Retailer 16
-
$3,165 SGD
$2,475 USD
View
Price last confirmed 33 days ago
B+
Retailer 17
-
$3,165 SGD
$2,475 USD
View
B+
Retailer 18
-
$3,389 SGD
$2,650 USD
View
B
Retailer 19
-
$3,487 SGD
$2,727 USD
View
B
Retailer 20
-
$3,489 SGD
£2,148 GBP
View
B
Retailer 21
-
$4,025 SGD
$3,148 USD
View
B
Retailer 22
-
$4,220 SGD
£2,598 GBP
View
B
Retailer 23
-
$7,060 SGD
$5,520 USD
View
B
Retailer 24
-
$7,801 SGD
$6,100 USD
View
Most Expensive
B
Do Amore Diamonds
23-747588136 · Nov 2
$8,952 SGD
$7,000 USD
View
24 more retailers have this diamond
Prices start from $879 SGDSave up to $8,074 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
$879 SGD