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Cushion|Lab Grown|IGI

3.40ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG735540639

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG735540639

Diamond specifications and retailer prices

From $806 USD
As of October 29, 2026
Save $4,154 USD (84%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $5,251 USD at Rare Carat · As of August 4, 2026
View at Rare Carat

About this 3.4ct lab-grown cushion diamond

This 3.4ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG735540639 or 735540639. Listed at 24 retailers as of October 29, 2026, with a 515% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.40
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735540639
Dimensions10.86 × 7.05 × 5.04 mm
L/W Ratio1.54
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.86 mm7.05 mm3.40 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735540639
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 71.5%

Caratlytics Score

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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: $4,960 USD|Low: $806 USD|High: $8,970 USD|Avg: $2,404 USD|-44.7%
Retailer 1
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Retailer 22
October 30, 2026
Retailer 5$806 USD
Retailer 6$836 USD
Retailer 20$973 USD
Retailer 19$990 USD
Retailer 8$1,151 USD
Retailer 2$1,198 USD
Retailer 16$1,336 USD
Retailer 12$1,341 USD
Retailer 22$1,883 USD
Retailer 21$1,887 USD
Retailer 18$1,941 USD
Retailer 11$2,020 USD
Retailer 4$2,221 USD
Retailer 13$2,606 USD
Retailer 10$2,815 USD
Retailer 7$2,856 USD
Retailer 9$2,868 USD
Retailer 14$2,882 USD
Retailer 15$3,002 USD
Retailer 17$3,301 USD
Retailer 3$3,832 USD
Retailer 1$4,960 USD

32 data points across 22 retailers

24 retailers$806 USD to $4,960 USD

A
Cheapest Retailer
-
$806 USD
Final sale: no returns
Retailer 2
-
$836 USD
View
Price last confirmed 13 days ago
A
Retailer 3
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$973 USD
HK$7,600 HKD
View
A
Retailer 4
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$990 USD
View
A
Retailer 5
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$1,151 USD
View
A
Retailer 6
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$1,198 USD
View
A
Retailer 7
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$1,336 USD
€1,272 EUR
View
A
Retailer 8
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$1,341 USD
£1,056 GBP
View
A
Retailer 9
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$1,883 USD
View
Retailer 10
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$1,887 USD
A$2,903 AUD
View
Price last confirmed 9 days ago
A
Retailer 11
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$1,941 USD
ZAR 31,363 ZAR
View
A
Retailer 12
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$2,020 USD
View
B+
Retailer 13
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$2,221 USD
View
B+
Retailer 14
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$2,606 USD
£2,052 GBP
View
B+
Retailer 15
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$2,728 USD
View
B+
Retailer 16
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$2,815 USD
SGD 3,804 SGD
View
B+
Retailer 17
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$2,856 USD
View
B+
Retailer 18
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$2,868 USD
View
B+
Retailer 19
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$2,882 USD
View
B+
Retailer 20
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$2,983 USD
View
B+
Retailer 21
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$3,301 USD
£2,599 GBP
View
Retailer 22
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$3,832 USD
A$5,896 AUD
View
Price last confirmed 25 days ago
B
Retailer 23
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$4,960 USD
View
Most Expensive
Rare Carat
JV6395406JF735 · Aug 4
$5,251 USD
View
Price last confirmed 87 days ago
23 more retailers have this diamond
Prices start from $806 USDSave up to $4,154 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
3.40ct Cushion
$806 USD