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Marquise|Lab Grown|IGI

3.05ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG850605397

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850605397

Diamond specifications and retailer prices

From €1,174 EUR
As of November 5, 2026
Save €648 EUR (36%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €2,938 EUR at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG850605397 or 850605397. Listed at 3 retailers as of November 4, 2026, with a 55% 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

3.05
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850605397
Dimensions16.68 × 7.11 × 4.45 mm
L/W Ratio2.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.68 mm7.11 mm3.05 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850605397
Side View
Table 57.0%Crown 33.8°Girdle: MED-STKPavilion 40.3°CuletDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: €2,938 EUR|Low: €1,174 EUR|High: €2,938 EUR|Avg: €2,085 EUR
Rare Carat
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 2€1,174 EUR
Retailer 4€1,670 EUR
Retailer 3€1,822 EUR
Rare Carat€2,938 EUR

5 data points across 4 retailers

3 retailers€1,174 EUR to €1,822 EUR

B+
Cheapest Retailer
-
€1,174 EUR
B
Retailer 2
-
€1,822 EUR
View
Most Expensive
Rare Carat
MSP-7_l_850605397 · Oct 28
€2,938 EUR
$3,310 USD
View
Price last confirmed 7 days ago
2 more retailers have this diamond
Prices start from €1,174 EURSave up to €648 EUR

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+
3.05ct Marquise
€1,174 EUR