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Marquise|Lab Grown|IGI

3.51ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG735596581

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG735596581

Diamond specifications and retailer prices

From $849 SGD
$664 USD
As of November 2, 2026
Save $6,684 SGD (89%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $7,533 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 LG735596581 or 735596581. Listed at 25 retailers as of November 2, 2026, with prices from $849 to $7,533, a $6,684 spread on the same certified stone. Do Amore Diamonds lists it at $7,533. 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 angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735596581
Dimensions15.47 × 8.03 × 5.05 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizePointed
Top View
15.47 mm8.03 mm3.51 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735596581
Side View
Table 57.0%Crown 34.3°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 62.9%

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: $7,533 SGD|Low: $815 SGD|High: $7,533 SGD|Avg: $2,627 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$815 SGD
Retailer 7$949 SGD
Retailer 3$985 SGD
Retailer 19$985 SGD
Retailer 18$1,215 SGD
Retailer 9$1,253 SGD
Retailer 8$1,391 SGD
Retailer 6$1,494 SGD
Retailer 12$1,744 SGD
Retailer 15$2,454 SGD
Retailer 17$2,514 SGD
Retailer 2$2,525 SGD
Retailer 5$3,357 SGD
Retailer 11$3,372 SGD
Retailer 16$3,376 SGD
Retailer 10$3,392 SGD
Retailer 13$4,267 SGD
Retailer 14$7,060 SGD
Do Amore Diamonds$7,533 SGD

43 data points across 19 retailers

25 retailers$849 SGD to $7,533 SGD

Retailer 1
-
$815 SGD
$637 USD
Price last confirmed 32 days ago
A
Retailer 2
-
$849 SGD
$664 USD
View
Retailer 3
-
$923 SGD
$722 USD
View
Price last confirmed 35 days ago
A
Retailer 4
-
$949 SGD
$742 USD
View
Final sale: no returns
Retailer 5
-
$985 SGD
$770 USD
View
Price last confirmed 17 days ago
Retailer 6
-
$985 SGD
$770 USD
View
Price last confirmed 31 days ago
A
Retailer 7
-
$985 SGD
$770 USD
View
A
Retailer 8
-
$1,215 SGD
$950 USD
View
A
Retailer 9
-
$1,253 SGD
$980 USD
View
A
Retailer 10
-
$1,391 SGD
$1,088 USD
View
A
Retailer 11
-
$1,494 SGD
$1,168 USD
View
A
Retailer 12
-
$1,744 SGD
£1,074 GBP
View
B+
Retailer 13
-
$2,454 SGD
A$2,952 AUD
View
B+
Retailer 14
-
$2,514 SGD
$1,966 USD
View
B+
Retailer 15
-
$2,525 SGD
ZAR 31,901 ZAR
View
Retailer 16
-
$3,055 SGD
$2,389 USD
View
Price last confirmed 33 days ago
B+
Retailer 17
-
$3,055 SGD
$2,389 USD
View
B+
Retailer 18
-
$3,357 SGD
$2,625 USD
View
B
Retailer 19
-
$3,372 SGD
£2,076 GBP
View
B+
Retailer 20
-
$3,376 SGD
$2,640 USD
View
B
Retailer 21
-
$3,392 SGD
$2,652 USD
View
B
Retailer 22
-
$3,889 SGD
$3,041 USD
View
B
Retailer 23
-
$4,267 SGD
£2,627 GBP
View
B
Retailer 24
-
$7,060 SGD
$5,520 USD
View
Most Expensive
B
Do Amore Diamonds
27-4DDD2B3F8 · Nov 2
$7,533 SGD
$5,890 USD
View
24 more retailers have this diamond
Prices start from $849 SGDSave up to $6,684 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
$849 SGD