Marquise|Lab Grown|IGI

3.68ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG812641511

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG812641511

Diamond specifications and retailer prices

From $569 USD
As of October 28, 2026
Save $5,271 USD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,840 USD at Brilliant Earth · As of October 30, 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 F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG812641511 or 812641511. Listed at 16 retailers as of October 28, 2026, with prices from $569 to $5,840, a $5,271 spread on the same certified stone. Brilliant Earth lists it at $5,840. 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
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812641511
Dimensions16.50 × 7.95 × 4.99 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.50 mm7.95 mm3.68 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812641511
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

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: $5,840 USD|Low: $755 USD|High: $6,060 USD|Avg: $2,319 USD|-3.6%
Brilliant Earth
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
October 31, 2026
Retailer 7$755 USD
Retailer 14$817 USD
Retailer 5$834 USD
Retailer 8$835 USD
Retailer 6$995 USD
Retailer 10$1,011 USD
Retailer 13$1,117 USD
Retailer 4$1,554 USD
Retailer 11$1,627 USD
Retailer 2$2,531 USD
Retailer 9$3,038 USD
Retailer 3$3,343 USD
Retailer 12$4,520 USD
Brilliant Earth$5,840 USD

15 data points across 14 retailers

16 retailers$569 USD to $5,840 USD

Retailer 1
-
$569 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$569 USD
View
A
Retailer 3
-
$755 USD
View
A
Retailer 4
-
$817 USD
View
B+
Retailer 5
-
$834 USD
View
A
Retailer 6
-
$835 USD
£658 GBP
View
A
Retailer 7
-
$1,011 USD
€963 EUR
View
A
Retailer 8
-
$1,117 USD
View
Retailer 9
-
$1,554 USD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$1,627 USD
View
Retailer 11
-
$1,830 USD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$2,531 USD
A$3,894 AUD
View
B
Retailer 13
-
$3,038 USD
£2,392 GBP
View
B
Retailer 14
-
$3,343 USD
View
B
Retailer 15
-
$4,520 USD
View
Most Expensive
B
Brilliant Earth
22267696A · Oct 30
$5,840 USD
View
15 more retailers have this diamond
Prices start from $569 USDSave up to $5,271 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
$569 USD