Marquise|Lab Grown|IGI

3.68ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG791607910

Certificate IGI LG791607910

Diamond specifications and retailer prices

From $1,153 USD
As of October 28, 2026
Save $8,217 USD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $9,370 USD at Brilliant Earth · As of October 28, 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 LG791607910 or 791607910. Listed at 22 retailers as of October 28, 2026, with prices from $1,153 to $9,370, a $8,217 spread on the same certified stone. Brilliant Earth lists it at $9,370. 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
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG791607910
Dimensions15.88 × 8.09 × 5.02 mm
L/W Ratio1.96
Top View
15.88 mm8.09 mm3.68 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791607910
Side View
Table 60.0%CrownGirdle: MediumPavilionCulet: NoneDepth 62.1%

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: Oct 28
Current: $9,370 USD|Low: $1,153 USD|High: $10,660 USD|Avg: $4,162 USD|-7.8%
Brilliant Earth
Retailer 2
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Retailer 24
October 28, 2026
Retailer 6$1,153 USD
Retailer 10$1,244 USD
Retailer 3$1,340 USD
Retailer 13$1,503 USD
Retailer 12$1,835 USD
Retailer 2$1,857 USD
Retailer 19$1,947 USD
Retailer 24$2,040 USD
Retailer 4$2,060 USD
Retailer 22$2,965 USD
Retailer 9$3,141 USD
Retailer 5$3,239 USD
Retailer 15$3,421 USD
Retailer 23$3,731 USD
Retailer 18$3,832 USD
Retailer 21$4,147 USD
Retailer 20$4,558 USD
Retailer 7$5,490 USD
Retailer 16$6,277 USD
Retailer 17$6,995 USD
Retailer 14$7,022 USD
Retailer 8$7,920 USD
Retailer 11$8,781 USD
Brilliant Earth$9,370 USD

8 data points across 24 retailers

22 retailers$1,153 USD to $9,370 USD

A
Cheapest Retailer
-
$1,153 USD
Final sale: no returns
A
Retailer 2
-
$1,244 USD
View
A
Retailer 3
-
$1,340 USD
View
A
Retailer 4
-
$1,503 USD
£1,184 GBP
View
A
Retailer 5
-
$1,835 USD
View
A
Retailer 6
-
$1,857 USD
£1,462 GBP
View
A
Retailer 7
-
$1,947 USD
€1,854 EUR
View
B+
Retailer 8
-
$2,040 USD
View
A
Retailer 9
-
$2,060 USD
View
B+
Retailer 10
-
$2,965 USD
ZAR 47,898 ZAR
View
Retailer 11
-
$3,141 USD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$3,239 USD
CA$4,498 CAD
View
B
Retailer 13
-
$3,421 USD
View
B
Retailer 14
-
$3,731 USD
View
B+
Retailer 15
-
$3,832 USD
£3,017 GBP
View
B
Retailer 16
-
$4,147 USD
£3,265 GBP
View
B+
Retailer 17
-
$4,558 USD
View
B
Retailer 18
-
$5,490 USD
View
B
Retailer 19
-
$7,022 USD
View
B
Retailer 20
-
$7,920 USD
View
B
Retailer 21
-
$8,781 USD
View
Most Expensive
B
Brilliant Earth
18750304A · Oct 28
$9,370 USD
View
21 more retailers have this diamond
Prices start from $1,153 USDSave up to $8,217 USD

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
3.68ct Marquise
$1,153 USD