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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 $1,119 NZD
£496 GBP
As of November 2, 2026
Save $7,572 NZD (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,691 NZD 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 2, 2026, with prices from $1,119 to $8,691, a $7,572 spread on the same certified stone. Do Amore Diamonds lists it at $8,691. 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
Colour
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 2
Current: $8,691 NZD|Low: $912 NZD|High: $9,046 NZD|Avg: $3,620 NZD|-3.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 18
Retailer 19
Retailer 20
November 2, 2026
Retailer 13$1,119 NZD
Retailer 17$1,162 NZD
Retailer 5$1,520 NZD
Retailer 15$1,599 NZD
Retailer 10$1,615 NZD
Retailer 20$1,624 NZD
Retailer 16$1,967 NZD
Retailer 3$2,686 NZD
Retailer 12$2,854 NZD
Retailer 2$2,936 NZD
Retailer 9$3,351 NZD
Retailer 8$3,539 NZD
Retailer 7$3,952 NZD
Retailer 11$4,334 NZD
Retailer 18$4,712 NZD
Retailer 6$5,323 NZD
Retailer 14$5,821 NZD
Retailer 19$7,642 NZD
Retailer 4$7,833 NZD
Do Amore Diamonds$8,691 NZD

28 data points across 20 retailers

14 retailers$1,119 NZD to $8,691 NZD

A
Cheapest Retailer
-
$1,119 NZD
£496 GBP
A
Retailer 2
-
$1,162 NZD
$654 USD
View
Final sale: no returns
A
Retailer 3
-
$1,520 NZD
$855 USD
View
A
Retailer 4
-
$1,599 NZD
$900 USD
View
B+
Retailer 5
-
$1,624 NZD
$914 USD
View
A
Retailer 6
-
$1,967 NZD
€1,054 EUR
View
A
Retailer 7
-
$2,686 NZD
A$2,325 AUD
View
A
Retailer 8
-
$2,936 NZD
$1,652 USD
View
B+
Retailer 9
-
$4,712 NZD
$2,651 USD
View
Retailer 10
-
$5,323 NZD
$2,995 USD
View
Price last confirmed 14 days ago
B
Retailer 11
-
$5,821 NZD
£2,579 GBP
View
B
Retailer 12
-
$7,642 NZD
$4,300 USD
View
B
Retailer 13
-
$7,833 NZD
$4,407 USD
View
Most Expensive
B
Do Amore Diamonds
27-DC8396FE6 · Nov 2
$8,691 NZD
$4,890 USD
View
13 more retailers have this diamond
Prices start from $1,119 NZDSave up to $7,572 NZD

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
$1,119 NZD