Cushion|Lab Grown|IGI

4.29ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG810625357

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG810625357

Diamond specifications and retailer prices

From $1,206 USD
As of November 1, 2026
Save $8,164 USD (87%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $10,000 USD at Brilliant Earth · As of September 23, 2026
View at Brilliant Earth

About this 4.29ct lab-grown cushion diamond

This 4.29ct 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 LG810625357 or 810625357. Listed at 26 retailers as of November 1, 2026, with a 677% 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

4.29
Carat
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG810625357
Dimensions11.53 × 8.56 × 5.61 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.53 mm8.56 mm4.29 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG810625357
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 65.5%

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: Nov 1
Current: $9,370 USD|Low: $1,180 USD|High: $9,370 USD|Avg: $3,398 USD|+18.6%
Retailer 1
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Retailer 23
November 2, 2026
Retailer 22$1,206 USD
Retailer 7$1,224 USD
Retailer 10$1,313 USD
Retailer 3$1,400 USD
Retailer 11$1,915 USD
Retailer 17$1,959 USD
Retailer 20$2,037 USD
Retailer 13$2,133 USD
Retailer 6$2,358 USD
Retailer 23$2,875 USD
Retailer 19$2,894 USD
Retailer 9$3,284 USD
Retailer 4$3,386 USD
Retailer 8$3,576 USD
Retailer 14$3,702 USD
Retailer 16$3,734 USD
Retailer 12$3,992 USD
Retailer 18$4,340 USD
Retailer 2$4,758 USD
Retailer 21$5,205 USD
Retailer 5$5,740 USD
Retailer 15$8,111 USD
Retailer 1$9,370 USD

27 data points across 23 retailers

26 retailers$1,206 USD to $9,370 USD

A
Cheapest Retailer
-
$1,206 USD
Final sale: no returns
Retailer 2
-
$1,224 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$1,313 USD
View
A
Retailer 4
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$1,400 USD
View
A
Retailer 5
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$1,915 USD
View
A
Retailer 6
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$1,959 USD
£1,543 GBP
View
A
Retailer 7
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$2,037 USD
€1,940 EUR
View
B+
Retailer 8
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$2,133 USD
View
B+
Retailer 9
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$2,358 USD
View
B+
Retailer 10
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$2,875 USD
ZAR 46,444 ZAR
View
B+
Retailer 11
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$2,894 USD
A$4,452 AUD
View
B+
Retailer 12
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$3,284 USD
View
B
Retailer 13
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$3,386 USD
CA$4,703 CAD
View
B+
Retailer 14
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$3,576 USD
View
B
Retailer 15
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$3,702 USD
View
B
Retailer 16
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$3,734 USD
£2,940 GBP
View
B
Retailer 17
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$3,992 USD
£3,143 GBP
View
B
Retailer 18
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$4,340 USD
£3,417 GBP
View
B
Retailer 19
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$4,758 USD
View
B
Retailer 20
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$5,205 USD
A$8,008 AUD
View
Retailer 21
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$5,516 USD
View
Price last confirmed 54 days ago
B
Retailer 22
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$5,740 USD
View
B
Retailer 23
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$8,111 USD
View
B
Retailer 24
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$9,336 USD
View
B
Retailer 25
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$9,370 USD
View
Most Expensive
Brilliant Earth
20481057A · Sep 23
$10,000 USD
View
Price last confirmed 39 days ago
25 more retailers have this diamond
Prices start from $1,206 USDSave up to $8,164 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
4.29ct Cushion
$1,206 USD