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Round|Lab Grown|IGI

4.09ct F VVS2 Round Lab Grown Diamond

ID • F/VVS2 • IGI LG729573363

Shape and cutting style on the report: Round brilliant

Certificate IGI LG729573363

Diamond specifications and retailer prices

From $1,038 NZD
$585 USD
As of October 29, 2026
Save $8,171 NZD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $16,572 NZD at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 4.09ct lab-grown round diamond

This 4.09ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG729573363 or 729573363. Listed at 22 retailers as of October 29, 2026, with a 787% 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

4.09
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729573363
Dimensions10.27 × 10.32 × 6.32 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.27 mm10.32 mm4.09 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729573363
Side View
Table 58.0%Crown 34.3°Girdle: MediumPavilion 41°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $16,572 NZD|Low: $1,034 NZD|High: $16,572 NZD|Avg: $3,657 NZD
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 11$1,038 NZD
Retailer 5$1,162 NZD
Retailer 21$1,286 NZD
Retailer 19$1,517 NZD
Retailer 2$1,778 NZD
Retailer 6$1,978 NZD
Retailer 7$1,978 NZD
Retailer 13$2,115 NZD
Retailer 16$2,126 NZD
Retailer 3$2,378 NZD
Retailer 18$2,827 NZD
Retailer 15$2,846 NZD
Retailer 20$3,192 NZD
Retailer 4$3,735 NZD
Retailer 8$4,106 NZD
Retailer 12$4,788 NZD
Retailer 10$4,840 NZD
Retailer 17$5,624 NZD
Retailer 14$6,414 NZD
Retailer 9$9,209 NZD
Brilliant Earth$16,572 NZD

32 data points across 21 retailers

22 retailers$1,038 NZD to $9,209 NZD

A
Cheapest Retailer
-
$1,038 NZD
$585 USD
A
Retailer 2
-
$1,162 NZD
$655 USD
View
A
Retailer 3
-
$1,286 NZD
$725 USD
View
Retailer 4
-
$1,336 NZD
$753 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$1,517 NZD
$855 USD
View
A
Retailer 6
-
$1,778 NZD
£789 GBP
View
B+
Retailer 7
-
$1,978 NZD
$1,115 USD
View
A
Retailer 8
-
$1,978 NZD
$1,115 USD
View
A
Retailer 9
-
$2,115 NZD
£939 GBP
View
A
Retailer 10
-
$2,126 NZD
€1,141 EUR
View
A
Retailer 11
-
$2,378 NZD
$1,340 USD
View
B+
Retailer 12
-
$2,827 NZD
ZAR 25,739 ZAR
View
B+
Retailer 13
-
$2,846 NZD
A$2,468 AUD
View
B+
Retailer 14
-
$3,192 NZD
$1,799 USD
View
B+
Retailer 15
-
$3,735 NZD
$2,105 USD
View
B+
Retailer 16
-
$4,106 NZD
$2,314 USD
View
B
Retailer 17
-
$4,788 NZD
$2,699 USD
View
B
Retailer 18
-
$4,840 NZD
SGD 3,686 SGD
View
B+
Retailer 19
-
$5,624 NZD
£2,496 GBP
View
Retailer 20
-
$6,414 NZD
$3,615 USD
View
Price last confirmed 11 days ago
B
Retailer 21
-
$9,209 NZD
$5,190 USD
View
Most Expensive
Brilliant Earth
21068687Y · Oct 22
$16,572 NZD
$9,340 USD
View
Price under review
21 more retailers have this diamond
Prices start from $1,038 NZDSave up to $8,171 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 Round
$1,038 NZD