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Marquise|Lab Grown|IGI

2.09ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG831651912

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831651912

Diamond specifications and retailer prices

From €315 EUR
$352 USD
As of November 1, 2026
Save €1,413 EUR (82%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €1,728 EUR at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 2.09ct lab-grown marquise diamond

This 2.09ct lab-grown marquise sits in the two to three carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831651912 or 831651912. Listed at 5 retailers as of October 31, 2026, with prices from €315 to €1,728, a €1,413 spread on the same certified stone. Frank Darling lists it at €1,728. 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

2.09
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831651912
Dimensions13.31 × 6.69 × 4.14 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.31 mm6.69 mm2.09 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831651912
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.9%

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: €1,728 EUR|Low: €315 EUR|High: €1,729 EUR|Avg: €960 EUR|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 3€315 EUR
Retailer 4€455 EUR
Retailer 7€483 EUR
Retailer 6€609 EUR
Retailer 9€626 EUR
Retailer 10€1,143 EUR
Retailer 5€1,159 EUR
Retailer 2€1,173 EUR
Retailer 8€1,638 EUR
Frank Darling€1,728 EUR

8 data points across 10 retailers

5 retailers€315 EUR to €1,728 EUR

A
Cheapest Retailer
-
€315 EUR
$352 USD
Final sale: no returns
B+
Retailer 2
-
€455 EUR
$508 USD
View
B
Retailer 3
-
€1,159 EUR
$1,295 USD
View
B+
Retailer 4
-
€1,173 EUR
$1,310 USD
View
Most Expensive
B
Frank Darling
100195348755KD · Oct 31
€1,728 EUR
$1,931 USD
View
4 more retailers have this diamond
Prices start from €315 EURSave up to €1,413 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
2.09ct Marquise
€315 EUR