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Oval|Lab Grown|IGI

4.26ct E IF Oval Lab Grown Diamond

ID • E/IF

Diamond specifications and retailer prices

From $4,157 NZD
$2,335 USD
As of October 29, 2026
Save $13,639 NZD (77%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $17,796 NZD at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 4.26ct lab-grown oval diamond

This 4.26ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI. Listed at 8 retailers as of October 29, 2026, with prices from $4,157 to $17,796, a $13,639 spread on the same certified stone. Helzberg Diamonds lists it at $17,796. 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

4.26
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions13.28 × 9.16 × 5.61 mm
L/W Ratio1.45
Top View
13.28 mm9.16 mm4.26 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.2%

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: $17,796 NZD|Low: $4,157 NZD|High: $17,796 NZD|Avg: $9,231 NZD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 15, 2026
Retailer 3$4,157 NZD
Retailer 6$4,522 NZD
Retailer 4$4,822 NZD
Retailer 5$5,080 NZD
Retailer 2$6,629 NZD
Retailer 7$13,642 NZD
Helzberg Diamonds$17,796 NZD

3 data points across 7 retailers

8 retailers$4,157 NZD to $17,796 NZD

A
Cheapest Retailer
-
$4,157 NZD
$2,335 USD
A
Retailer 2
-
$4,522 NZD
$2,540 USD
View
A
Retailer 3
-
$4,822 NZD
$2,708 USD
View
A
Retailer 4
-
$5,080 NZD
$2,853 USD
View
A
Retailer 5
-
$6,629 NZD
$3,723 USD
View
B+
Retailer 6
-
$12,481 NZD
$7,010 USD
View
B+
Retailer 7
-
$13,642 NZD
$7,662 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJGOJG · Oct 29
$17,796 NZD
$9,995 USD
View
7 more retailers have this diamond
Prices start from $4,157 NZDSave up to $13,639 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
4.26ct Oval
$4,157 NZD