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Marquise|Lab Grown|IGI

3.51ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG833671859

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833671859

Diamond specifications and retailer prices

From $1,426 SGD
$1,115 USD
As of October 28, 2026
Save $5,544 SGD (80%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,970 SGD at Do Amore Diamonds · As of October 27, 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 F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG833671859 or 833671859. Listed at 8 retailers as of October 27, 2026, with prices from $1,426 to $6,970, a $5,544 spread on the same certified stone. Do Amore Diamonds lists it at $6,970. 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
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833671859
Dimensions15.69 × 7.86 × 4.91 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.69 mm7.86 mm3.51 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833671859
Side View
Table 59.0%Crown 34.3°Girdle: MED-THKPavilion 40.1°Culet: NoneDepth 62.5%

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: Oct 28
Current: $6,970 SGD|Low: $1,030 SGD|High: $6,970 SGD|Avg: $2,298 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 25, 2026
Retailer 8$1,112 SGD
Retailer 6$1,267 SGD
Retailer 4$1,426 SGD
Retailer 5$1,563 SGD
Retailer 10$2,432 SGD
Retailer 9$3,109 SGD
Retailer 7$3,344 SGD
Retailer 3$3,364 SGD
Retailer 2$4,150 SGD
Do Amore Diamonds$6,970 SGD

13 data points across 10 retailers

8 retailers$1,426 SGD to $6,970 SGD

A
Cheapest Retailer
-
$1,426 SGD
$1,115 USD
Retailer 2
-
$1,563 SGD
$1,222 USD
View
Price last confirmed 6 days ago
Retailer 3
-
$2,432 SGD
View
Price last confirmed 28 days ago
Retailer 4
-
$3,109 SGD
A$3,740 AUD
View
Price last confirmed 30 days ago
Retailer 5
-
$3,364 SGD
$2,630 USD
View
Price last confirmed 12 days ago
B
Retailer 6
-
$4,150 SGD
£2,555 GBP
View
Retailer 7
-
$4,438 SGD
$3,470 USD
View
Price last confirmed 36 days ago
Most Expensive
B
Do Amore Diamonds
7-1799582 · Oct 27
$6,970 SGD
$5,450 USD
View
7 more retailers have this diamond
Prices start from $1,426 SGDSave up to $5,544 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
$1,426 SGD