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Round|Lab Grown|IGI

4.28ct E VS2 Round Lab Grown Diamond

ID • E/VS2 • IGI LG791658493

Shape and cutting style on the report: Round brilliant

Certificate IGI LG791658493

Diamond specifications and retailer prices

From $2,879 NZD
A$2,488 AUD
As of October 29, 2026
8 retailers carry this diamond
Most expensive: $5,858 NZD at Rare Carat · As of September 24, 2026
View at Rare Carat

About this 4.28ct lab-grown round diamond

This 4.28ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG791658493 or 791658493. Listed at 8 retailers as of October 29, 2026. 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

4.28
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791658493
Dimensions10.45 × 10.53 × 6.38 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.45 mm10.53 mm4.28 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791658493
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $5,858 NZD|Low: $1,664 NZD|High: $9,098 NZD|Avg: $4,293 NZD|+3.6%
Rare Carat
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
October 29, 2026
Retailer 14$1,664 NZD
Retailer 13$1,909 NZD
Retailer 6$2,197 NZD
Retailer 10$2,439 NZD
Retailer 2$2,879 NZD
Retailer 4$3,036 NZD
Retailer 7$3,055 NZD
Retailer 11$4,784 NZD
Retailer 5$4,787 NZD
Retailer 8$5,398 NZD
Retailer 9$5,585 NZD
Rare Carat$5,858 NZD
Retailer 12$7,959 NZD
Retailer 3$9,098 NZD

9 data points across 14 retailers

8 retailers

Retailer 1
-
$1,026 NZD
$576 USD
Price last confirmed 36 days ago
Retailer 2
-
$1,148 NZD
$645 USD
View
Price last confirmed 36 days ago
Retailer 3
-
$1,664 NZD
HK$7,300 HKD
View
Price last confirmed 56 days ago
B+
Retailer 4
-
$2,879 NZD
A$2,488 AUD
View
Retailer 5
-
$3,036 NZD
$1,705 USD
View
Price last confirmed 31 days ago
Retailer 6
-
$3,689 NZD
$2,072 USD
View
Price last confirmed 33 days ago
Retailer 7
-
$5,398 NZD
A$4,664 AUD
View
Price last confirmed 32 days ago
Most Expensive
Rare Carat
2022732 · Sep 24
$5,858 NZD
$3,290 USD
View
Price last confirmed 35 days ago
7 more retailers have this diamond
Prices start from $2,879 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.

B+
4.28ct Round
$2,879 NZD