Marquise|Lab Grown|IGI

3.05ct I VS1 Marquise Lab Grown Diamond

EX • I/VS1 • IGI LG846648110

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846648110

Diamond specifications and retailer prices

From $973 USD
€927 EUR
As of October 25, 2026
Save $2,285 USD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,259 USD at MOH London · As of October 26, 2026
View at MOH London

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846648110 or 846648110. Listed at 8 retailers as of October 25, 2026, with prices from $973 to $3,259, a $2,285 spread on the same certified stone. MOH London lists it at $3,259. 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

3.05
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846648110
Dimensions14.34 × 7.62 × 4.83 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.34 mm7.62 mm3.05 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846648110
Side View
Table 62.0%Crown 36.3°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.4%

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 25
Current: $3,259 USD|Low: $973 USD|High: $3,400 USD|Avg: $1,855 USD|+19.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 8$973 USD
Retailer 5$1,102 USD
Retailer 7$1,152 USD
Retailer 2$1,223 USD
Retailer 4$2,090 USD
Retailer 3$2,210 USD
Retailer 6$2,665 USD
MOH London$3,259 USD

6 data points across 8 retailers

8 retailers$973 USD to $3,259 USD

A
Cheapest Retailer
-
$973 USD
€927 EUR
A
Retailer 2
-
$1,102 USD
View
A
Retailer 3
-
$1,152 USD
View
A
Retailer 4
-
$1,223 USD
View
B+
Retailer 5
-
$2,090 USD
View
B+
Retailer 6
-
$2,210 USD
View
B
Retailer 7
-
$2,665 USD
View
Most Expensive
B
MOH London
LG846648110 · Oct 26
$3,259 USD
£2,566 GBP
View
7 more retailers have this diamond
Prices start from $973 USDSave up to $2,285 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
3.05ct Marquise
$973 USD