CaratHunter
Plans
Marquise|Lab Grown|IGI

3.90ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG844626488

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844626488

Diamond specifications and retailer prices

From €473 EUR
$531 USD
As of November 1, 2026
Save €3,137 EUR (87%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €3,611 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.9ct lab-grown marquise diamond

This 3.9ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844626488 or 844626488. Listed at 4 retailers as of November 1, 2026, with prices from €473 to €3,611, a €3,137 spread on the same certified stone. Brilliant Earth lists it at €3,611. 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

3.90
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844626488
Dimensions16.28 × 8.25 × 5.16 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.28 mm8.25 mm3.90 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844626488
Side View
Table 59.0%Crown 36.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €3,611 EUR|Low: €473 EUR|High: €3,611 EUR|Avg: €1,970 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 3€473 EUR
Retailer 2€906 EUR
Retailer 4€2,719 EUR
Brilliant Earth€3,611 EUR

17 data points across 4 retailers

4 retailers€473 EUR to €3,611 EUR

A
Cheapest Retailer
-
€473 EUR
$531 USD
Final sale: no returns
A
Retailer 2
-
€906 EUR
£800 GBP
View
B
Retailer 3
-
€2,719 EUR
$3,050 USD
View
Most Expensive
B
Brilliant Earth
21830298A · Nov 2
€3,611 EUR
$4,050 USD
View
3 more retailers have this diamond
Prices start from €473 EURSave up to €3,137 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.

A
3.90ct Marquise
€473 EUR