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Oval|Lab Grown|IGI

4.02ct E FL Oval Lab Grown Diamond

ID • E/FL

Diamond specifications and retailer prices

From $3,600 NZD
$2,029 USD
As of October 29, 2026
Save $15,310 NZD (81%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $18,910 NZD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 4.02ct lab-grown oval diamond

This 4.02ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI. Listed at 4 retailers as of October 29, 2026, with prices from $3,600 to $18,910, a $15,310 spread on the same certified stone. Blue Nile lists it at $18,910. 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

4.02
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions12.55 × 8.86 × 5.59 mm
L/W Ratio1.42
Top View
12.55 mm8.86 mm4.02 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 56.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.1%

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: $18,910 NZD|Low: $3,600 NZD|High: $22,192 NZD|Avg: $12,636 NZD|+18.0%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 2$3,600 NZD
Retailer 4$3,916 NZD
Retailer 3$6,336 NZD
Blue Nile$18,910 NZD
Retailer 6$19,285 NZD
Retailer 5$22,192 NZD

29 data points across 6 retailers

4 retailers$3,600 NZD to $18,910 NZD

A
Cheapest Retailer
-
$3,600 NZD
$2,029 USD
A
Retailer 2
-
$3,916 NZD
$2,207 USD
View
A
Retailer 3
-
$6,336 NZD
$3,571 USD
View
Most Expensive
B
Blue Nile
28794315 · Oct 29
$18,910 NZD
$10,658 USD
View
3 more retailers have this diamond
Prices start from $3,600 NZDSave up to $15,310 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
4.02ct Oval
$3,600 NZD