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Cushion|Lab Grown|IGI

3.51ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG828601932

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG828601932

Diamond specifications and retailer prices

From $899 USD
As of November 1, 2026
Save $5,921 USD (87%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,820 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 3.51ct lab-grown cushion diamond

This 3.51ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG828601932 or 828601932. Listed at 8 retailers as of November 1, 2026, with prices from $899 to $6,820, a $5,921 spread on the same certified stone. Do Amore Diamonds lists it at $6,820. 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
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828601932
Dimensions8.95 × 8.89 × 5.86 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.95 mm8.89 mm3.51 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828601932
Side View
Table 64.0%Crown 36.3°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 65.9%

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 1
Current: $6,820 USD|Low: $609 USD|High: $6,820 USD|Avg: $2,834 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 7$899 USD
Retailer 9$1,350 USD
Retailer 6$1,502 USD
Retailer 4$1,505 USD
Retailer 8$1,850 USD
Retailer 3$2,322 USD
Retailer 10$3,083 USD
Retailer 5$3,830 USD
Retailer 2$3,853 USD
Do Amore Diamonds$6,820 USD

24 data points across 10 retailers

8 retailers$899 USD to $6,820 USD

A
Cheapest Retailer
-
$899 USD
Final sale: no returns
A
Retailer 2
-
$1,502 USD
View
B+
Retailer 3
-
$1,505 USD
View
B+
Retailer 4
-
$1,850 USD
View
B+
Retailer 5
-
$2,322 USD
A$3,572 AUD
View
B
Retailer 6
-
$3,830 USD
View
B
Retailer 7
-
$3,853 USD
£3,034 GBP
View
Most Expensive
B
Do Amore Diamonds
7-1793138 · Nov 2
$6,820 USD
View
7 more retailers have this diamond
Prices start from $899 USDSave up to $5,921 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
$899 USD