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Round|Lab Grown|IGI

2.43ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG816616089

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816616089

Diamond specifications and retailer prices

From $1,068 NZD
$602 USD
As of October 29, 2026
Save $9,436 NZD (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $10,504 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.43ct lab-grown round diamond

This 2.43ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816616089 or 816616089. Listed at 20 retailers as of October 29, 2026, with prices from $1,068 to $10,504, a $9,436 spread on the same certified stone. Brilliant Earth lists it at $10,504. 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

2.43
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816616089
Dimensions8.74 × 8.69 × 5.20 mm
L/W Ratio1.01
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
8.74 mm8.69 mm2.43 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816616089
Side View
Table 59.0%Crown 33°Girdle: MediumPavilion 40.7°Culet: NoneDepth 59.7%

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: $10,504 NZD|Low: $1,068 NZD|High: $15,933 NZD|Avg: $3,623 NZD|-34.1%
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
October 31, 2026
Retailer 4$1,068 NZD
Retailer 20$1,198 NZD
Retailer 14$1,210 NZD
Retailer 8$1,325 NZD
Retailer 11$1,347 NZD
Retailer 18$1,553 NZD
Retailer 19$2,033 NZD
Retailer 13$2,067 NZD
Retailer 2$2,115 NZD
Retailer 5$2,928 NZD
Retailer 16$3,198 NZD
Retailer 3$3,290 NZD
Retailer 7$3,486 NZD
Retailer 9$4,202 NZD
Retailer 6$4,286 NZD
Retailer 12$4,396 NZD
Retailer 10$4,624 NZD
Retailer 15$5,784 NZD
Retailer 17$8,730 NZD
Brilliant Earth$10,504 NZD

25 data points across 20 retailers

20 retailers$1,068 NZD to $10,504 NZD

A
Cheapest Retailer
-
$1,068 NZD
$602 USD
A
Retailer 2
-
$1,198 NZD
$675 USD
View
A
Retailer 3
-
$1,210 NZD
$682 USD
View
Final sale: no returns
A
Retailer 4
-
$1,325 NZD
$747 USD
View
Retailer 5
-
$1,347 NZD
$759 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$1,553 NZD
$875 USD
View
A
Retailer 7
-
$2,033 NZD
$1,146 USD
View
A
Retailer 8
-
$2,067 NZD
£918 GBP
View
A
Retailer 9
-
$2,115 NZD
€1,135 EUR
View
A
Retailer 10
-
$2,928 NZD
$1,650 USD
View
A
Retailer 11
-
$3,198 NZD
ZAR 29,121 ZAR
View
A
Retailer 12
-
$3,290 NZD
$1,854 USD
View
B+
Retailer 13
-
$3,486 NZD
$1,965 USD
View
B+
Retailer 14
-
$4,202 NZD
$2,368 USD
View
B+
Retailer 15
-
$4,286 NZD
$2,416 USD
View
B+
Retailer 16
-
$4,396 NZD
SGD 3,348 SGD
View
B+
Retailer 17
-
$4,624 NZD
$2,606 USD
View
B+
Retailer 18
-
$5,784 NZD
£2,567 GBP
View
B
Retailer 19
-
$8,730 NZD
$4,920 USD
View
Most Expensive
B
Brilliant Earth
21421890A · Oct 30
$10,504 NZD
$5,920 USD
View
19 more retailers have this diamond
Prices start from $1,068 NZDSave up to $9,436 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
2.43ct Round
$1,068 NZD