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Radiant|Lab Grown|IGI

4.10ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG739532985

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

Certificate IGI LG739532985

Diamond specifications and retailer prices

From $4,997 AUD
$3,510 USD
As of October 30, 2026
Save $25,344 AUD (84%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $30,341 AUD at With Clarity · As of October 31, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG739532985 or 739532985. Listed at 30 retailers as of October 30, 2026, with prices from $4,997 to $30,341, a $25,344 spread on the same certified stone. With Clarity lists it at $30,341. 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
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739532985
Dimensions11.13 × 8.06 × 5.40 mm
L/W Ratio1.38
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
11.13 mm8.06 mm4.10 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739532985
Side View
Table 63.0%Crown 41.3°Girdle: MediumPavilion 34.9°Culet: NoneDepth 67.0%

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 30
Current: $20,195 AUD|Low: $4,997 AUD|High: $31,221 AUD|Avg: $12,451 AUD|-0.5%
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
With Clarity
November 1, 2026
Retailer 2$4,997 AUD
Retailer 9$5,596 AUD
Retailer 20$5,653 AUD
Retailer 17$6,015 AUD
Retailer 4$7,179 AUD
Retailer 15$7,243 AUD
Retailer 12$7,686 AUD
Retailer 19$7,838 AUD
Retailer 18$8,018 AUD
Retailer 7$8,874 AUD
Retailer 13$9,265 AUD
Retailer 16$9,372 AUD
Retailer 14$10,563 AUD
Retailer 8$12,337 AUD
Retailer 10$13,070 AUD
Retailer 11$13,168 AUD
Retailer 21$14,552 AUD
Retailer 3$16,089 AUD
Retailer 1$20,195 AUD
Retailer 6$20,399 AUD
Retailer 5$20,774 AUD
With Clarity$30,341 AUD

35 data points across 22 retailers

30 retailers$4,997 AUD to $30,341 AUD

A
Cheapest Retailer
-
$4,997 AUD
$3,510 USD
Retailer 2
-
$5,232 AUD
$3,675 USD
View
Price last confirmed 23 days ago
Retailer 3
-
$5,232 AUD
$3,675 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$5,596 AUD
$3,931 USD
View
Final sale: no returns
A
Retailer 5
-
$5,653 AUD
$3,971 USD
View
Retailer 6
-
$5,693 AUD
$3,999 USD
View
Price last confirmed 34 days ago
Retailer 7
-
$5,986 AUD
$4,205 USD
View
Price last confirmed 34 days ago
A
Retailer 8
-
$6,015 AUD
$4,225 USD
View
Retailer 9
-
$6,069 AUD
$4,263 USD
View
Price last confirmed 29 days ago
A
Retailer 10
-
$7,179 AUD
HK$39,400 HKD
View
A
Retailer 11
-
$7,243 AUD
$5,088 USD
View
Retailer 12
-
$7,585 AUD
$5,328 USD
View
Price last confirmed 21 days ago
Retailer 13
-
$7,585 AUD
$5,328 USD
View
Price last confirmed 31 days ago
A
Retailer 14
-
$7,686 AUD
£4,251 GBP
View
A
Retailer 15
-
$7,838 AUD
$5,506 USD
View
A
Retailer 16
-
$8,018 AUD
$5,632 USD
View
A
Retailer 17
-
$8,874 AUD
£4,908 GBP
View
B+
Retailer 18
-
$9,265 AUD
$6,508 USD
View
A
Retailer 19
-
$9,372 AUD
€6,270 EUR
View
Retailer 20
-
$10,563 AUD
$7,420 USD
View
Price last confirmed 34 days ago
B+
Retailer 21
-
$12,337 AUD
ZAR 139,998 ZAR
View
B+
Retailer 22
-
$13,070 AUD
£7,229 GBP
View
Retailer 23
-
$13,168 AUD
View
Price last confirmed 9 days ago
B+
Retailer 24
-
$14,552 AUD
$10,222 USD
View
B+
Retailer 25
-
$16,089 AUD
$11,301 USD
View
B
Retailer 26
-
$16,179 AUD
$11,365 USD
View
B+
Retailer 27
-
$20,195 AUD
View
B
Retailer 28
-
$20,399 AUD
$14,329 USD
View
B
Retailer 29
-
$20,774 AUD
SGD 19,720 SGD
View
Most Expensive
B
With Clarity
739532985 · Oct 31
$30,341 AUD
$21,313 USD
View
29 more retailers have this diamond
Prices start from $4,997 AUDSave up to $25,344 AUD

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
$4,997 AUD