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4.30ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG692533943

Shape and cutting style on the report: Round brilliant

Certificate IGI LG692533943

Diamond specifications and retailer prices

From $3,465 NZD
$1,953 USD
As of October 29, 2026
Save $20,523 NZD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $23,989 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.3ct lab-grown round diamond

This 4.3ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG692533943 or 692533943. Listed at 17 retailers as of October 29, 2026, with prices from $3,465 to $23,989, a $20,523 spread on the same certified stone. Brilliant Earth lists it at $23,989. 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

4.30
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG692533943
Dimensions10.48 × 10.43 × 6.40 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
10.48 mm10.43 mm4.30 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG692533943
Side View
Table 57.0%Crown 33.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $23,989 NZD|Low: $3,401 NZD|High: $26,756 NZD|Avg: $9,549 NZD|-2.9%
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
October 31, 2026
Retailer 14$3,465 NZD
Retailer 4$3,769 NZD
Retailer 15$4,191 NZD
Retailer 9$4,358 NZD
Retailer 11$4,501 NZD
Retailer 12$4,507 NZD
Retailer 3$6,098 NZD
Retailer 13$6,292 NZD
Retailer 17$6,599 NZD
Retailer 8$6,806 NZD
Retailer 2$7,145 NZD
Retailer 5$9,251 NZD
Retailer 6$9,733 NZD
Retailer 10$12,101 NZD
Retailer 7$19,638 NZD
Retailer 16$23,829 NZD
Brilliant Earth$23,989 NZD

34 data points across 17 retailers

17 retailers$3,465 NZD to $23,989 NZD

A
Cheapest Retailer
-
$3,465 NZD
$1,953 USD
A
Retailer 2
-
$3,769 NZD
$2,124 USD
View
A
Retailer 3
-
$4,051 NZD
$2,283 USD
View
A
Retailer 4
-
$4,191 NZD
$2,362 USD
View
A
Retailer 5
-
$4,358 NZD
$2,456 USD
View
Final sale: no returns
A
Retailer 6
-
$4,507 NZD
$2,540 USD
View
A
Retailer 7
-
$6,098 NZD
$3,437 USD
View
A
Retailer 8
-
$6,292 NZD
$3,546 USD
View
A
Retailer 9
-
$6,599 NZD
$3,719 USD
View
A
Retailer 10
-
$6,806 NZD
$3,836 USD
View
A
Retailer 11
-
$7,145 NZD
€3,835 EUR
View
A
Retailer 12
-
$9,251 NZD
$5,214 USD
View
Retailer 13
-
$9,733 NZD
A$8,439 AUD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$12,101 NZD
£5,370 GBP
View
Retailer 15
-
$19,638 NZD
A$17,028 AUD
View
Price last confirmed 22 days ago
B
Retailer 16
-
$23,829 NZD
$13,430 USD
View
Most Expensive
B
Brilliant Earth
13527946Y · Oct 29
$23,989 NZD
$13,520 USD
View
16 more retailers have this diamond
Prices start from $3,465 NZDSave up to $20,523 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
4.30ct Round
$3,465 NZD