Cushion|Lab Grown|IGI

4.03ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG833671856

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG833671856

Diamond specifications and retailer prices

From $717 USD
HK$5,600 HKD
As of October 30, 2026
Save $849 USD (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,890 USD at Brilliant Earth · As of October 23, 2026
View at Brilliant Earth

About this 4.03ct lab-grown cushion diamond

This 4.03ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG833671856 or 833671856. Listed at 18 retailers as of October 26, 2026, with a 118% 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

4.03
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833671856
Dimensions11.53 × 8.11 × 5.03 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.53 mm8.11 mm4.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833671856
Side View
Table 66.0%Crown 33.9°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 62.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $3,890 USD|Low: $551 USD|High: $3,890 USD|Avg: $1,974 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 18
October 26, 2026
Retailer 14$551 USD
Retailer 12$717 USD
Retailer 8$825 USD
Retailer 11$960 USD
Retailer 13$1,010 USD
Retailer 3$1,022 USD
Retailer 18$1,303 USD
Retailer 15$1,334 USD
Retailer 2$1,566 USD
Retailer 9$1,996 USD
Retailer 5$2,088 USD
Retailer 16$2,127 USD
Retailer 7$2,147 USD
Retailer 4$2,774 USD
Retailer 17$2,898 USD
Retailer 10$2,982 USD
Retailer 6$3,005 USD
Brilliant Earth$3,890 USD

28 data points across 18 retailers

18 retailers$717 USD to $1,566 USD

Retailer 1
-
$551 USD
£434 GBP
Price last confirmed 10 days ago
A
Retailer 2
-
$717 USD
HK$5,600 HKD
View
Retailer 3
-
$825 USD
View
Price last confirmed 9 days ago
Retailer 4
-
$960 USD
€914 EUR
View
Price last confirmed 9 days ago
Retailer 5
-
$1,010 USD
£795 GBP
View
Price last confirmed 9 days ago
Retailer 6
-
$1,022 USD
View
Price last confirmed 9 days ago
Retailer 7
-
$1,303 USD
ZAR 21,048 ZAR
View
Price last confirmed 13 days ago
Retailer 8
-
$1,334 USD
A$2,052 AUD
View
Price last confirmed 12 days ago
A
Retailer 9
-
$1,566 USD
View
Retailer 10
-
$1,996 USD
£1,572 GBP
View
Price last confirmed 16 days ago
Retailer 11
-
$2,088 USD
SGD 2,821 SGD
View
Price last confirmed 9 days ago
Retailer 12
-
$2,127 USD
View
Price last confirmed 10 days ago
Retailer 13
-
$2,147 USD
View
Price last confirmed 8 days ago
Retailer 14
-
$2,774 USD
£2,184 GBP
View
Price last confirmed 11 days ago
Retailer 15
-
$2,898 USD
View
Price last confirmed 8 days ago
Retailer 16
-
$2,982 USD
A$4,587 AUD
View
Price last confirmed 29 days ago
Retailer 17
-
$3,005 USD
View
Price last confirmed 13 days ago
Most Expensive
Brilliant Earth
21577097A · Oct 23
$3,890 USD
View
Price last confirmed 9 days ago
17 more retailers have this diamond
Prices start from $717 USDSave up to $849 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
4.03ct Cushion
$717 USD