Cushion|Lab Grown|IGI

3.51ct G VVS1 Cushion Lab Grown Diamond

ID • G/VVS1 • IGI LG804641050

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG804641050

Diamond specifications and retailer prices

From $570 USD
£449 GBP
As of November 1, 2026
Save $1,516 USD (73%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,086 USD at Adiamor · As of October 31, 2026
View at Adiamor

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG804641050 or 804641050. Listed at 12 retailers as of October 31, 2026, with prices from $570 to $2,086, a $1,516 spread on the same certified stone. Adiamor lists it at $2,086. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804641050
Dimensions9.65 × 9.05 × 5.60 mm
L/W Ratio1.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.65 mm9.05 mm3.51 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804641050
Side View
Table 63.0%Crown 31.9°Girdle: THK-VTKPavilion 39.4°Culet: NoneDepth 61.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $2,033 USD|Low: $553 USD|High: $2,265 USD|Avg: $1,166 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 10$553 USD
Retailer 3$570 USD
Retailer 9$868 USD
Retailer 7$870 USD
Retailer 4$908 USD
Retailer 2$946 USD
Retailer 5$1,169 USD
Retailer 6$1,201 USD
Retailer 1$2,033 USD
Retailer 8$2,071 USD

42 data points across 10 retailers

12 retailers$570 USD to $2,086 USD

Retailer 1
-
$553 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$570 USD
£449 GBP
View
B+
Retailer 3
-
$868 USD
View
A
Retailer 4
-
$870 USD
View
A
Retailer 5
-
$908 USD
£715 GBP
View
A
Retailer 6
-
$946 USD
View
A
Retailer 7
-
$1,169 USD
A$1,798 AUD
View
A
Retailer 8
-
$1,201 USD
ZAR 19,407 ZAR
View
B+
Retailer 9
-
$1,812 USD
View
B+
Retailer 10
-
$2,033 USD
£1,601 GBP
View
B+
Retailer 11
-
$2,071 USD
View
Most Expensive
B+
Adiamor
D-80681718 · Oct 31
$2,086 USD
View
11 more retailers have this diamond
Prices start from $570 USDSave up to $1,516 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
$570 USD