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Radiant|Lab Grown|IGI

4.10ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG727517956

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

Certificate IGI LG727517956

Diamond specifications and retailer prices

From $5,760 NZD
$3,235 USD
As of October 30, 2026
Save $29,026 NZD (83%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $34,786 NZD at With Clarity · As of October 30, 2026
View at With Clarity

About this 4.1ct lab-grown radiant diamond

This 4.1ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG727517956 or 727517956. Listed at 28 retailers as of October 30, 2026, with prices from $5,760 to $34,786, a $29,026 spread on the same certified stone. With Clarity lists it at $34,786. 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

4.10
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727517956
Dimensions11.22 × 8.06 × 5.38 mm
L/W Ratio1.39
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
11.22 mm8.06 mm4.10 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727517956
Side View
Table 62.0%Crown 40.5°Girdle: MED-STKPavilion 34.1°Culet: NoneDepth 66.7%

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 30
Current: $8,889 NZD|Low: $5,760 NZD|High: $34,786 NZD|Avg: $14,351 NZD|-8.1%
Retailer 1
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
Retailer 21
Retailer 22
With Clarity
October 30, 2026
Retailer 3$5,760 NZD
Retailer 19$6,451 NZD
Retailer 10$6,570 NZD
Retailer 22$6,962 NZD
Retailer 11$8,227 NZD
Retailer 1$8,889 NZD
Retailer 21$9,405 NZD
Retailer 4$10,127 NZD
Retailer 14$10,176 NZD
Retailer 6$10,576 NZD
Retailer 17$10,716 NZD
Retailer 20$12,223 NZD
Retailer 12$14,221 NZD
Retailer 18$14,394 NZD
Retailer 9$16,698 NZD
Retailer 16$17,027 NZD
Retailer 13$17,666 NZD
Retailer 8$18,536 NZD
Retailer 5$18,816 NZD
Retailer 15$23,379 NZD
Retailer 2$23,819 NZD
Retailer 7$25,461 NZD
With Clarity$34,786 NZD

36 data points across 23 retailers

28 retailers$5,760 NZD to $34,786 NZD

A
Cheapest Retailer
-
$5,760 NZD
$3,235 USD
A
Retailer 2
-
$6,451 NZD
$3,623 USD
View
Final sale: no returns
A
Retailer 3
-
$6,570 NZD
$3,690 USD
View
Retailer 4
-
$6,682 NZD
$3,753 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$6,962 NZD
$3,910 USD
View
Retailer 6
-
$7,038 NZD
$3,953 USD
View
Price last confirmed 32 days ago
A
Retailer 7
-
$8,227 NZD
HK$36,100 HKD
View
Retailer 8
-
$8,351 NZD
$4,690 USD
View
Price last confirmed 19 days ago
A
Retailer 9
-
$8,351 NZD
$4,690 USD
View
A
Retailer 10
-
$8,889 NZD
£3,931 GBP
View
Retailer 11
-
$8,919 NZD
$5,009 USD
View
Price last confirmed 29 days ago
A
Retailer 12
-
$9,405 NZD
$5,282 USD
View
Retailer 13
-
$10,127 NZD
$5,688 USD
View
Price last confirmed 7 days ago
A
Retailer 14
-
$10,176 NZD
£4,500 GBP
View
A
Retailer 15
-
$10,576 NZD
$5,940 USD
View
A
Retailer 16
-
$10,716 NZD
€5,732 EUR
View
A
Retailer 17
-
$12,223 NZD
$6,865 USD
View
B+
Retailer 18
-
$14,221 NZD
ZAR 129,028 ZAR
View
Retailer 19
-
$14,394 NZD
A$12,437 AUD
View
Price last confirmed 7 days ago
B+
Retailer 20
-
$16,698 NZD
$9,378 USD
View
B+
Retailer 21
-
$17,027 NZD
£7,530 GBP
View
B+
Retailer 22
-
$17,666 NZD
$9,922 USD
View
B+
Retailer 23
-
$18,536 NZD
$10,411 USD
View
Retailer 24
-
$18,816 NZD
A$16,258 AUD
View
Price last confirmed 25 days ago
B
Retailer 25
-
$23,379 NZD
$13,131 USD
View
B
Retailer 26
-
$23,819 NZD
SGD 18,078 SGD
View
B
Retailer 27
-
$25,461 NZD
$14,300 USD
View
Most Expensive
B
With Clarity
727517956 · Oct 30
$34,786 NZD
$19,537 USD
View
27 more retailers have this diamond
Prices start from $5,760 NZDSave up to $29,026 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
4.10ct Radiant
$5,760 NZD