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Marquise|Lab Grown|IGI

3.68ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG831613654

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831613654

Diamond specifications and retailer prices

From $2,957 SGD
A$3,558 AUD
As of October 31, 2026
2 retailers carry this diamond
Most expensive: $11,979 SGD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 3.68ct lab-grown marquise diamond

This 3.68ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831613654 or 831613654. Listed at 2 retailers as of October 31, 2026. 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

3.68
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831613654
Dimensions16.02 × 7.97 × 4.97 mm
L/W Ratio2.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.02 mm7.97 mm3.68 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831613654
Side View
Table 59.0%Crown 34.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: $11,979 SGD|Low: $993 SGD|High: $12,337 SGD|Avg: $4,148 SGD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
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Retailer 14
October 18, 2026
Retailer 10$993 SGD
Retailer 8$1,606 SGD
Retailer 11$1,624 SGD
Retailer 3$2,005 SGD
Retailer 7$2,151 SGD
Retailer 2$2,957 SGD
Retailer 9$3,369 SGD
Retailer 13$3,585 SGD
Retailer 4$4,054 SGD
Retailer 12$4,565 SGD
Retailer 14$4,877 SGD
Retailer 5$6,874 SGD
Retailer 6$7,310 SGD
Brilliant Earth$11,979 SGD

4 data points across 14 retailers

2 retailers

B+
Cheapest Retailer
-
$2,957 SGD
A$3,558 AUD
Most Expensive
Brilliant Earth
21212023A · Oct 21
$11,979 SGD
$9,370 USD
View
Price last confirmed 9 days ago
1 more retailer has this diamond
Prices start from $2,957 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.

B+
3.68ct Marquise
$2,957 SGD