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Radiant|Lab Grown|IGI

4.02ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG744515061

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG744515061

Diamond specifications and retailer prices

From $6,238 NZD
$3,516 USD
As of October 30, 2026
Save $32,282 NZD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $38,520 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.02ct lab-grown radiant diamond

This 4.02ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG744515061 or 744515061. Listed at 15 retailers as of October 30, 2026, with prices from $6,238 to $38,520, a $32,282 spread on the same certified stone. Do Amore Diamonds lists it at $38,520. 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
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744515061
Dimensions11.21 × 7.98 × 5.21 mm
L/W Ratio1.40
Culet sizePointed
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
11.21 mm7.98 mm4.02 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744515061
Side View
Table 67.0%Crown 40.3°Girdle: Slightly ThickPavilion 34.6°Culet: NoneDepth 65.3%

Caratlytics Score

How it works →
A+
Exceptional
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: $38,520 NZD|Low: $6,238 NZD|High: $53,584 NZD|Avg: $16,800 NZD|-28.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 6$6,238 NZD
Retailer 9$6,778 NZD
Retailer 4$7,133 NZD
Retailer 8$7,424 NZD
Retailer 5$9,143 NZD
Retailer 3$10,147 NZD
Retailer 2$12,179 NZD
Retailer 12$13,538 NZD
Retailer 10$15,440 NZD
Retailer 11$17,760 NZD
Retailer 7$21,771 NZD
Do Amore Diamonds$38,520 NZD

37 data points across 12 retailers

15 retailers$6,238 NZD to $38,520 NZD

A+
Cheapest Retailer
-
$6,238 NZD
$3,516 USD
A
Retailer 2
-
$6,778 NZD
$3,820 USD
View
A
Retailer 3
-
$7,133 NZD
$4,020 USD
View
Final sale: no returns
A
Retailer 4
-
$7,424 NZD
$4,184 USD
View
Retailer 5
-
$7,564 NZD
$4,263 USD
View
Price last confirmed 31 days ago
Retailer 6
-
$7,926 NZD
$4,467 USD
View
Price last confirmed 34 days ago
A
Retailer 7
-
$9,143 NZD
$5,153 USD
View
A
Retailer 8
-
$10,147 NZD
$5,719 USD
View
Retailer 9
-
$12,101 NZD
$6,820 USD
View
Price last confirmed 30 days ago
A
Retailer 10
-
$12,179 NZD
€6,537 EUR
View
B+
Retailer 11
-
$13,538 NZD
$7,630 USD
View
B+
Retailer 12
-
$15,440 NZD
£6,852 GBP
View
B+
Retailer 13
-
$17,760 NZD
$10,010 USD
View
B+
Retailer 14
-
$21,771 NZD
$12,270 USD
View
Most Expensive
B
Do Amore Diamonds
27-611303643 · Oct 31
$38,520 NZD
$21,710 USD
View
14 more retailers have this diamond
Prices start from $6,238 NZDSave up to $32,282 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 Radiant
$6,238 NZD