Cushion|Lab Grown|IGI

4.03ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG825660993

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG825660993

Diamond specifications and retailer prices

From $787 USD
£620 GBP
As of October 30, 2026
Save $6,513 USD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,300 USD at Brilliant Earth · As of October 29, 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 LG825660993 or 825660993. Listed at 17 retailers as of October 29, 2026, with prices from $787 to $7,300, a $6,513 spread on the same certified stone. Brilliant Earth lists it at $7,300. 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 angle34.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825660993
Dimensions11.07 × 8.27 × 5.50 mm
L/W Ratio1.34
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.07 mm8.27 mm4.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825660993
Side View
Table 65.0%Crown 34.7°Girdle: MED-THKPavilion 39.3°Culet: NoneDepth 66.5%

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: Oct 30
Current: $7,300 USD|Low: $784 USD|High: $7,300 USD|Avg: $2,811 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
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 12$787 USD
Retailer 16$975 USD
Retailer 4$1,214 USD
Retailer 6$1,235 USD
Retailer 5$1,295 USD
Retailer 10$1,347 USD
Retailer 2$1,372 USD
Retailer 13$1,871 USD
Retailer 11$1,884 USD
Retailer 15$2,716 USD
Retailer 14$2,950 USD
Retailer 8$3,144 USD
Retailer 7$3,164 USD
Retailer 17$3,301 USD
Retailer 9$5,275 USD
Retailer 3$6,100 USD
Brilliant Earth$7,300 USD

18 data points across 17 retailers

17 retailers$787 USD to $7,300 USD

A
Cheapest Retailer
-
$787 USD
£620 GBP
A
Retailer 2
-
$975 USD
View
A
Retailer 3
-
$1,214 USD
View
A
Retailer 4
-
$1,235 USD
View
A
Retailer 5
-
$1,295 USD
View
A
Retailer 6
-
$1,347 USD
£1,060 GBP
View
A
Retailer 7
-
$1,372 USD
€1,307 EUR
View
A
Retailer 8
-
$1,871 USD
ZAR 30,231 ZAR
View
B+
Retailer 9
-
$1,884 USD
A$2,898 AUD
View
B+
Retailer 10
-
$2,716 USD
View
B
Retailer 11
-
$2,950 USD
View
B
Retailer 12
-
$3,144 USD
View
B
Retailer 13
-
$3,164 USD
SGD 4,275 SGD
View
B
Retailer 14
-
$3,301 USD
£2,599 GBP
View
Retailer 15
-
$5,275 USD
View
Price last confirmed 35 days ago
B
Retailer 16
-
$6,100 USD
View
Most Expensive
B
Brilliant Earth
21702926Y · Oct 29
$7,300 USD
View
16 more retailers have this diamond
Prices start from $787 USDSave up to $6,513 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
$787 USD