Round|Lab Grown|IGI

4.40ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG811635718

Certificate IGI LG811635718

Diamond specifications and retailer prices

From $2,225 USD
£1,752 GBP
Save $23,235 USD (91%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $25,460 USD at Brilliant Earth
View at Brilliant Earth

About this 4.4ct lab-grown round diamond

This 4.4ct 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 LG811635718 or 811635718. Listed at 17 retailers, with prices from $2,225 to $25,460 at Brilliant Earth, a $23,235 spread on the same certified stone. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811635718
Dimensions10.47 × 10.51 × 6.49 mm
L/W Ratio1.00
Girdle conditionFaceted
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
10.47 mm10.51 mm4.40 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811635718
Side View
Table 56.0%Crown 34.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.9%

Caratlytics Score

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

Price History

Last verified: Oct 1
Current: $25,460 USD|Low: $2,211 USD|High: $25,460 USD|Avg: $7,331 USD
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
Retailer 18
October 1, 2026
Retailer 11$2,225 USD
Retailer 18$2,226 USD
Retailer 5$2,422 USD
Retailer 4$2,654 USD
Retailer 13$2,745 USD
Retailer 6$3,438 USD
Retailer 16$3,917 USD
Retailer 7$4,050 USD
Retailer 8$4,141 USD
Retailer 2$4,468 USD
Retailer 15$6,112 USD
Retailer 10$6,969 USD
Retailer 14$7,723 USD
Retailer 12$11,461 USD
Retailer 9$11,918 USD
Retailer 17$13,476 USD
Retailer 3$15,310 USD
Brilliant Earth$25,460 USD

20 data points across 18 retailers

17 retailers$2,225 USD to $25,460 USD

A
Cheapest Retailer
-
$2,225 USD
£1,752 GBP
A
Retailer 2
-
$2,226 USD
View
A
Retailer 3
-
$2,422 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$2,654 USD
View
A
Retailer 5
-
$2,745 USD
View
A
Retailer 6
-
$3,438 USD
View
A
Retailer 7
-
$3,917 USD
View
A
Retailer 8
-
$4,050 USD
View
A
Retailer 9
-
$4,141 USD
View
A
Retailer 10
-
$4,468 USD
€4,255 EUR
View
A
Retailer 11
-
$6,112 USD
A$9,403 AUD
View
B+
Retailer 12
-
$7,723 USD
£6,081 GBP
View
B+
Retailer 13
-
$11,461 USD
A$17,633 AUD
View
B
Retailer 14
-
$11,918 USD
View
Price last confirmed 55 days ago
B
Retailer 15
-
$13,476 USD
View
B
Retailer 16
-
$15,310 USD
View
Most Expensive
B
Brilliant Earth
21013922Y · Oct 1
$25,460 USD
View
16 more retailers have this diamond
Prices start from $2,225 USDSave up to $23,235 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.

A
4.40ct Round
$2,225 USD