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Marquise|Lab Grown|IGI

3.08ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG776623786

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG776623786

Diamond specifications and retailer prices

From $1,793 USD
CA$2,491 CAD
As of October 30, 2026
Save $794 USD (31%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,630 USD at Brilliant Earth · As of October 10, 2026
View at Brilliant Earth

About this 3.08ct lab-grown marquise diamond

This 3.08ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG776623786 or 776623786. Listed at 10 retailers as of October 30, 2026, with a 44% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.08
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776623786
Dimensions14.50 × 7.76 × 4.87 mm
L/W Ratio1.87
Girdle conditionFaceted
Culet sizePointed
Top View
14.50 mm7.76 mm3.08 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776623786
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $5,630 USD|Low: $449 USD|High: $5,750 USD|Avg: $1,739 USD|+41.1%
Brilliant Earth
Retailer 2
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Retailer 21
October 10, 2026
Retailer 15$468 USD
Retailer 20$720 USD
Retailer 6$724 USD
Retailer 21$745 USD
Retailer 5$768 USD
Retailer 16$931 USD
Retailer 10$958 USD
Retailer 13$968 USD
Retailer 8$982 USD
Retailer 11$1,175 USD
Retailer 7$1,423 USD
Retailer 18$1,439 USD
Retailer 3$1,793 USD
Retailer 12$1,840 USD
Retailer 2$2,202 USD
Retailer 14$2,249 USD
Retailer 17$2,580 USD
Retailer 9$2,587 USD
Retailer 4$3,056 USD
Retailer 19$4,150 USD
Brilliant Earth$5,630 USD

13 data points across 21 retailers

10 retailers$1,793 USD to $2,587 USD

Retailer 1
-
$468 USD
Price last confirmed 24 days ago
Retailer 2
-
$745 USD
View
Price last confirmed 24 days ago
Retailer 3
-
$982 USD
View
Price last confirmed 24 days ago
Retailer 4
-
$1,423 USD
View
Price last confirmed 25 days ago
Retailer 5
-
$1,439 USD
View
Price last confirmed 30 days ago
B+
Retailer 6
-
$1,793 USD
CA$2,491 CAD
View
Retailer 7
-
$2,202 USD
A$3,388 AUD
View
Price last confirmed 24 days ago
Retailer 8
-
$2,580 USD
View
Price last confirmed 25 days ago
B
Retailer 9
-
$2,587 USD
View
Most Expensive
Brilliant Earth
21662245A · Oct 10
$5,630 USD
View
Price last confirmed 22 days ago
9 more retailers have this diamond
Prices start from $1,793 USDSave up to $794 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.

B+
3.08ct Marquise
$1,793 USD