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Marquise|Lab Grown|IGI

3.50ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG817664077

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG817664077

Diamond specifications and retailer prices

From €448 EUR
$503 USD
As of November 2, 2026
Save €1,977 EUR (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,425 EUR at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.5ct lab-grown marquise diamond

This 3.5ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817664077 or 817664077. Listed at 16 retailers as of October 28, 2026, with prices from €448 to €2,425, a €1,977 spread on the same certified stone. Rare Carat lists it at €2,425. 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

3.50
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817664077
Dimensions15.47 × 8.21 × 4.84 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
15.47 mm8.21 mm3.50 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817664077
Side View
Table 64.0%Crown 33.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 59.0%

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: Nov 2
Current: €2,425 EUR|Low: €431 EUR|High: €2,465 EUR|Avg: €1,221 EUR|-1.6%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 14€448 EUR
Retailer 13€503 EUR
Retailer 15€556 EUR
Retailer 16€556 EUR
Retailer 2€666 EUR
Retailer 11€682 EUR
Retailer 5€866 EUR
Retailer 6€892 EUR
Retailer 9€919 EUR
Retailer 8€1,159 EUR
Retailer 12€1,436 EUR
Retailer 3€1,464 EUR
Retailer 7€1,812 EUR
Retailer 4€2,064 EUR
Retailer 10€2,323 EUR
Rare Carat€2,425 EUR

42 data points across 16 retailers

16 retailers€448 EUR to €2,425 EUR

A
Cheapest Retailer
-
€448 EUR
$503 USD
A
Retailer 2
-
€503 EUR
$564 USD
View
A
Retailer 3
-
€556 EUR
$624 USD
View
Retailer 4
-
€556 EUR
$624 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
€666 EUR
£588 GBP
View
A
Retailer 6
-
€682 EUR
$765 USD
View
B+
Retailer 7
-
€866 EUR
$971 USD
View
A
Retailer 8
-
€892 EUR
$1,001 USD
View
A
Retailer 9
-
€919 EUR
£812 GBP
View
A
Retailer 10
-
€1,159 EUR
$1,300 USD
View
B+
Retailer 11
-
€1,436 EUR
$1,611 USD
View
B+
Retailer 12
-
€1,464 EUR
$1,642 USD
View
Retailer 13
-
€1,812 EUR
$2,033 USD
View
Price last confirmed 15 days ago
B
Retailer 14
-
€2,064 EUR
$2,315 USD
View
B
Retailer 15
-
€2,323 EUR
£2,052 GBP
View
Most Expensive
B+
Rare Carat
TDS4-12A_l_817664077 · Oct 28
€2,425 EUR
$2,720 USD
View
15 more retailers have this diamond
Prices start from €448 EURSave up to €1,977 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
3.50ct Marquise
€448 EUR