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Cushion|Lab Grown|IGI

4.09ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG803695315

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG803695315

Diamond specifications and retailer prices

From $630 USD
£496 GBP
As of November 1, 2026
Save $4,260 USD (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,890 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 4.09ct lab-grown cushion diamond

This 4.09ct 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 LG803695315 or 803695315. Listed at 14 retailers as of November 1, 2026, with prices from $630 to $4,890, a $4,260 spread on the same certified stone. Do Amore Diamonds lists it at $4,890. 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

4.09
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803695315
Dimensions10.15 × 9.44 × 5.98 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.15 mm9.44 mm4.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803695315
Side View
Table 62.0%Crown 34.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.3%

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: Nov 1
Current: $4,890 USD|Low: $513 USD|High: $5,090 USD|Avg: $2,034 USD|-3.0%
Do Amore Diamonds
Retailer 2
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Retailer 20
November 1, 2026
Retailer 14$630 USD
Retailer 16$654 USD
Retailer 5$855 USD
Retailer 13$900 USD
Retailer 10$909 USD
Retailer 20$914 USD
Retailer 15$1,107 USD
Retailer 3$1,511 USD
Retailer 12$1,606 USD
Retailer 17$1,636 USD
Retailer 9$1,886 USD
Retailer 8$1,991 USD
Retailer 7$2,223 USD
Retailer 11$2,438 USD
Retailer 18$2,651 USD
Retailer 6$2,995 USD
Retailer 2$3,275 USD
Retailer 19$4,300 USD
Retailer 4$4,407 USD
Do Amore Diamonds$4,890 USD

27 data points across 20 retailers

14 retailers$630 USD to $4,890 USD

A
Cheapest Retailer
-
$630 USD
£496 GBP
A
Retailer 2
-
$654 USD
View
Final sale: no returns
A
Retailer 3
-
$855 USD
View
A
Retailer 4
-
$900 USD
View
B+
Retailer 5
-
$914 USD
View
A
Retailer 6
-
$1,107 USD
€1,054 EUR
View
A
Retailer 7
-
$1,511 USD
A$2,325 AUD
View
A
Retailer 8
-
$1,636 USD
View
B+
Retailer 9
-
$2,651 USD
View
Retailer 10
-
$2,995 USD
View
Price last confirmed 14 days ago
B
Retailer 11
-
$3,275 USD
£2,579 GBP
View
B
Retailer 12
-
$4,300 USD
View
B
Retailer 13
-
$4,407 USD
View
Most Expensive
B
Do Amore Diamonds
27-DC8396FE6 · Nov 2
$4,890 USD
View
13 more retailers have this diamond
Prices start from $630 USDSave up to $4,260 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
4.09ct Cushion
$630 USD