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Marquise|Lab Grown|IGI

3.50ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG687503824

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG687503824

Diamond specifications and retailer prices

From $973 USD
£766 GBP
As of October 26, 2026
Save $1,686 USD (63%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,659 USD at MOH London · As of October 26, 2026
View at MOH London

About this 3.5ct lab-grown marquise diamond

This 3.5ct 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 LG687503824 or 687503824. Listed at 10 retailers as of October 26, 2026, with prices from $973 to $2,659, a $1,686 spread on the same certified stone. MOH London lists it at $2,659. 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
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687503824
Dimensions15.35 × 7.92 × 4.91 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.35 mm7.92 mm3.50 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687503824
Side View
Table 62.0%Crown 35.1°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 62.0%

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: Oct 26
Current: $2,659 USD|Low: $766 USD|High: $4,470 USD|Avg: $1,906 USD
MOH London
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
October 26, 2026
Retailer 5$766 USD
Retailer 9$775 USD
Retailer 4$806 USD
Retailer 8$973 USD
Retailer 2$986 USD
Retailer 10$1,012 USD
Retailer 11$1,308 USD
Retailer 7$1,642 USD
Retailer 12$2,070 USD
Retailer 13$2,359 USD
Retailer 6$2,377 USD
MOH London$2,659 USD
Retailer 3$4,282 USD
Retailer 14$4,470 USD

11 data points across 14 retailers

10 retailers$973 USD to $2,659 USD

Retailer 1
-
$513 USD
Price last confirmed 9 days ago
Retailer 2
-
$775 USD
View
Price last confirmed 5 days ago
A
Retailer 3
-
$973 USD
£766 GBP
View
B+
Retailer 4
-
$986 USD
View
A
Retailer 5
-
$1,012 USD
View
A
Retailer 6
-
$1,308 USD
View
B+
Retailer 7
-
$1,642 USD
View
B+
Retailer 8
-
$2,070 USD
View
B
Retailer 9
-
$2,359 USD
View
Most Expensive
B
MOH London
LG687503824 · Oct 26
$2,659 USD
£2,094 GBP
View
9 more retailers have this diamond
Prices start from $973 USDSave up to $1,686 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
3.50ct Marquise
$973 USD