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Oval|Lab Grown|IGI

4.00ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG804660628

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG804660628

Diamond specifications and retailer prices

From $5,002 NZD
$2,819 USD
As of October 30, 2026
Save $19,594 NZD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $24,595 NZD at With Clarity · As of October 30, 2026
View at With Clarity

About this 4ct lab-grown oval diamond

This 4ct 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 LG804660628 or 804660628. Listed at 12 retailers as of October 30, 2026, with prices from $5,002 to $24,595, a $19,594 spread on the same certified stone. With Clarity lists it at $24,595. 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

4.00
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804660628
Dimensions13.01 × 8.84 × 5.51 mm
L/W Ratio1.47
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
13.01 mm8.84 mm4.00 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804660628
Side View
Table 60.0%Crown 36.1°Girdle: Slightly ThickPavilion 40.4°Culet: NoneDepth 62.3%

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 30
Current: $16,625 NZD|Low: $5,002 NZD|High: $42,182 NZD|Avg: $15,617 NZD|-42.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 30, 2026
Retailer 10$5,002 NZD
Retailer 12$5,814 NZD
Retailer 5$6,539 NZD
Retailer 9$7,186 NZD
Retailer 2$7,597 NZD
Retailer 11$9,576 NZD
Retailer 7$12,429 NZD
Retailer 8$12,491 NZD
Retailer 6$12,982 NZD
Retailer 4$14,010 NZD
Retailer 3$16,623 NZD
Retailer 1$16,625 NZD
With Clarity$24,595 NZD

37 data points across 13 retailers

12 retailers$5,002 NZD to $24,595 NZD

A
Cheapest Retailer
-
$5,002 NZD
$2,819 USD
A
Retailer 2
-
$5,814 NZD
HK$25,600 HKD
View
A
Retailer 3
-
$6,539 NZD
£2,902 GBP
View
A
Retailer 4
-
$7,186 NZD
$4,050 USD
View
A
Retailer 5
-
$7,597 NZD
€4,078 EUR
View
A
Retailer 6
-
$9,576 NZD
$5,397 USD
View
B+
Retailer 7
-
$12,429 NZD
$7,005 USD
View
B+
Retailer 8
-
$12,491 NZD
$7,040 USD
View
B+
Retailer 9
-
$12,982 NZD
£5,761 GBP
View
B+
Retailer 10
-
$16,623 NZD
$9,369 USD
View
B+
Retailer 11
-
$16,625 NZD
$9,370 USD
View
Most Expensive
B
With Clarity
804660628 · Oct 30
$24,595 NZD
$13,862 USD
View
11 more retailers have this diamond
Prices start from $5,002 NZDSave up to $19,594 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
4.00ct Oval
$5,002 NZD