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Cushion|Lab Grown|IGI

3.51ct G VVS2 Cushion Lab Grown Diamond

ID • G/VVS2 • IGI LG750559335

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG750559335

Diamond specifications and retailer prices

From $610 USD
As of October 29, 2026
Save $3,090 USD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,700 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.51ct lab-grown cushion diamond

This 3.51ct lab-grown cushion 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 LG750559335 or 750559335. Listed at 19 retailers as of October 29, 2026, with prices from $610 to $3,700, a $3,090 spread on the same certified stone. Brilliant Earth lists it at $3,700. 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

3.51
Carat
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750559335
Dimensions10.47 × 8.09 × 5.48 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.47 mm8.09 mm3.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750559335
Side View
Table 59.0%Crown 32.8°Girdle: MED-STKPavilion 36.3°Culet: NoneDepth 67.7%

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 29
Current: $3,700 USD|Low: $646 USD|High: $3,720 USD|Avg: $1,643 USD|-0.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 4$646 USD
Retailer 6$686 USD
Retailer 5$785 USD
Retailer 2$1,002 USD
Retailer 8$1,088 USD
Retailer 7$1,365 USD
Retailer 10$1,391 USD
Retailer 12$1,511 USD
Retailer 3$2,259 USD
Retailer 9$2,701 USD
Retailer 11$2,715 USD
Brilliant Earth$3,700 USD

37 data points across 12 retailers

19 retailers$610 USD to $3,700 USD

A
Cheapest Retailer
-
$610 USD
Final sale: no returns
Retailer 2
-
$646 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$686 USD
£540 GBP
View
A
Retailer 4
-
$785 USD
View
B+
Retailer 5
-
$865 USD
View
A
Retailer 6
-
$946 USD
View
A
Retailer 7
-
$1,002 USD
£789 GBP
View
A
Retailer 8
-
$1,088 USD
€1,036 EUR
View
A
Retailer 9
-
$1,317 USD
View
A
Retailer 10
-
$1,365 USD
A$2,100 AUD
View
Retailer 11
-
$1,391 USD
ZAR 22,467 ZAR
View
Price last confirmed 7 days ago
A
Retailer 12
-
$1,511 USD
View
B+
Retailer 13
-
$1,890 USD
£1,488 GBP
View
B+
Retailer 14
-
$2,102 USD
View
B+
Retailer 15
-
$2,259 USD
View
B+
Retailer 16
-
$2,397 USD
View
B+
Retailer 17
-
$2,701 USD
£2,127 GBP
View
Retailer 18
-
$2,715 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
17470743A · Oct 30
$3,700 USD
View
18 more retailers have this diamond
Prices start from $610 USDSave up to $3,090 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
3.51ct Cushion
$610 USD