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Round|Lab Grown|IGI

2.30ct F FL Round Lab Grown Diamond

ID • F/FL • IGI LG840617088

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840617088

Diamond specifications and retailer prices

From $1,529 NZD
$862 USD
As of October 29, 2026
Save $6,810 NZD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,339 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.3ct lab-grown round diamond

This 2.3ct lab-grown round sits in the two to three carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840617088 or 840617088. Listed at 18 retailers as of October 29, 2026, with prices from $1,529 to $8,339, a $6,810 spread on the same certified stone. Brilliant Earth lists it at $8,339. 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

2.30
Carat
F
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840617088
Dimensions8.39 × 8.43 × 5.23 mm
L/W Ratio1.00
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
8.39 mm8.43 mm2.30 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840617088
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

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: $8,339 NZD|Low: $1,529 NZD|High: $13,680 NZD|Avg: $3,918 NZD|-39.0%
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
November 1, 2026
Retailer 13$1,529 NZD
Retailer 6$1,663 NZD
Retailer 5$1,773 NZD
Retailer 9$1,829 NZD
Retailer 8$2,067 NZD
Retailer 3$2,085 NZD
Retailer 16$2,237 NZD
Retailer 2$2,268 NZD
Retailer 17$2,537 NZD
Retailer 11$2,717 NZD
Retailer 15$2,824 NZD
Retailer 12$4,076 NZD
Retailer 14$4,575 NZD
Retailer 4$4,986 NZD
Retailer 10$5,491 NZD
Retailer 18$5,954 NZD
Retailer 7$6,679 NZD
Brilliant Earth$8,339 NZD

17 data points across 18 retailers

18 retailers$1,529 NZD to $8,339 NZD

A
Cheapest Retailer
-
$1,529 NZD
$862 USD
A
Retailer 2
-
$1,663 NZD
$937 USD
View
A
Retailer 3
-
$1,773 NZD
$999 USD
View
Retailer 4
-
$1,829 NZD
$1,031 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$2,067 NZD
HK$9,100 HKD
View
A
Retailer 6
-
$2,085 NZD
$1,175 USD
View
A
Retailer 7
-
$2,237 NZD
$1,261 USD
View
A
Retailer 8
-
$2,268 NZD
£1,007 GBP
View
B+
Retailer 9
-
$2,537 NZD
$1,430 USD
View
B+
Retailer 10
-
$2,717 NZD
£1,206 GBP
View
B+
Retailer 11
-
$2,824 NZD
€1,516 EUR
View
B+
Retailer 12
-
$4,076 NZD
$2,297 USD
View
B+
Retailer 13
-
$4,575 NZD
ZAR 41,651 ZAR
View
B+
Retailer 14
-
$4,986 NZD
$2,810 USD
View
B
Retailer 15
-
$5,491 NZD
$3,095 USD
View
B
Retailer 16
-
$5,954 NZD
SGD 4,535 SGD
View
B
Retailer 17
-
$6,679 NZD
£2,964 GBP
View
Most Expensive
B
Brilliant Earth
22132380A · Oct 31
$8,339 NZD
$4,700 USD
View
17 more retailers have this diamond
Prices start from $1,529 NZDSave up to $6,810 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
2.30ct Round
$1,529 NZD