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Radiant|Lab Grown|IGI

4.40ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG754594437

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

Certificate IGI LG754594437

Diamond specifications and retailer prices

From $3,345 USD
As of October 30, 2026
Save $19,665 USD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $23,010 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.4ct lab-grown radiant diamond

This 4.4ct 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 LG754594437 or 754594437. Listed at 17 retailers as of October 30, 2026, with prices from $3,345 to $23,010, a $19,665 spread on the same certified stone. Do Amore Diamonds lists it at $23,010. 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

4.40
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594437
Dimensions11.60 × 8.27 × 5.34 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
11.60 mm8.27 mm4.40 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594437
Side View
Table 69.0%Crown 38.5°Girdle: Slightly ThickPavilion 34.6°Culet: NoneDepth 64.6%

Caratlytics Score

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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: $23,010 USD|Low: $3,345 USD|High: $24,480 USD|Avg: $8,528 USD|-6.0%
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 17
October 31, 2026
Retailer 12$3,345 USD
Retailer 11$3,724 USD
Retailer 4$3,728 USD
Retailer 14$4,035 USD
Retailer 8$4,152 USD
Retailer 13$4,880 USD
Retailer 10$5,352 USD
Retailer 17$5,352 USD
Retailer 3$6,166 USD
Retailer 2$7,064 USD
Retailer 9$7,261 USD
Retailer 15$9,223 USD
Retailer 5$9,727 USD
Retailer 16$10,627 USD
Retailer 6$12,220 USD
Retailer 7$15,415 USD
Do Amore Diamonds$23,010 USD

35 data points across 17 retailers

17 retailers$3,345 USD to $23,010 USD

A
Cheapest Retailer
-
$3,345 USD
A
Retailer 2
-
$3,724 USD
View
A
Retailer 3
-
$3,728 USD
View
A
Retailer 4
-
$4,035 USD
View
A
Retailer 5
-
$4,152 USD
View
Final sale: no returns
A
Retailer 6
-
$4,880 USD
View
A
Retailer 7
-
$5,352 USD
View
A
Retailer 8
-
$5,352 USD
View
A
Retailer 9
-
$6,166 USD
View
A
Retailer 10
-
$7,064 USD
€6,728 EUR
View
Retailer 11
-
$7,261 USD
View
Price last confirmed 89 days ago
B+
Retailer 12
-
$9,223 USD
£7,262 GBP
View
Retailer 13
-
$9,727 USD
A$14,965 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$10,627 USD
View
B+
Retailer 15
-
$12,220 USD
View
Retailer 16
-
$15,415 USD
A$23,716 AUD
View
Price last confirmed 23 days ago
Most Expensive
B
Do Amore Diamonds
27-57BE81F1F · Oct 31
$23,010 USD
View
16 more retailers have this diamond
Prices start from $3,345 USDSave up to $19,665 USD

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
4.40ct Radiant
$3,345 USD