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Round|Lab Grown|IGI

4.00ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG754595480

Certificate IGI LG754595480

Diamond specifications and retailer prices

From $2,598 USD
Save $17,102 USD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $19,700 USD at Brilliant Earth
View at Brilliant Earth

About this 4ct lab-grown round diamond

This 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 LG754595480 or 754595480. Listed at 20 retailers, with prices from $2,598 to $19,700 at Brilliant Earth, a $17,102 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

4.00
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754595480
Dimensions10.08 × 10.14 × 6.30 mm
L/W Ratio1.01
Girdle conditionFaceted
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
10.08 mm10.14 mm4.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754595480
Side View
Table 55.0%Crown 34.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.3%

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: Sep 28
Current: $19,700 USD|Low: $2,598 USD|High: $23,200 USD|Avg: $8,361 USD|-15.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 18
Retailer 19
Retailer 20
October 1, 2026
Retailer 7$2,598 USD
Retailer 10$2,972 USD
Retailer 4$3,077 USD
Retailer 11$3,137 USD
Retailer 2$3,366 USD
Retailer 8$3,650 USD
Retailer 20$3,686 USD
Retailer 15$4,057 USD
Retailer 19$4,142 USD
Retailer 6$4,534 USD
Retailer 13$4,747 USD
Retailer 12$5,771 USD
Retailer 16$6,298 USD
Retailer 3$7,920 USD
Retailer 17$8,166 USD
Retailer 5$10,511 USD
Retailer 9$10,678 USD
Retailer 14$10,739 USD
Retailer 18$15,283 USD
Brilliant Earth$19,700 USD

37 data points across 20 retailers

20 retailers$2,598 USD to $19,700 USD

A
Cheapest Retailer
-
$2,598 USD
A
Retailer 2
-
$2,972 USD
View
A
Retailer 3
-
$3,077 USD
View
A
Retailer 4
-
$3,137 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$3,366 USD
View
A
Retailer 6
-
$3,650 USD
View
A
Retailer 7
-
$3,686 USD
HK$28,800 HKD
View
A
Retailer 8
-
$4,066 USD
£3,201 GBP
View
A
Retailer 9
-
$4,142 USD
View
A
Retailer 10
-
$4,534 USD
View
A
Retailer 11
-
$4,747 USD
€4,521 EUR
View
A
Retailer 12
-
$5,771 USD
A$8,878 AUD
View
A
Retailer 13
-
$6,298 USD
ZAR 101,751 ZAR
View
B+
Retailer 14
-
$7,920 USD
View
B+
Retailer 15
-
$8,166 USD
£6,430 GBP
View
B+
Retailer 16
-
$10,511 USD
View
B+
Retailer 17
-
$10,678 USD
SGD 14,430 SGD
View
B+
Retailer 18
-
$10,739 USD
A$16,522 AUD
View
B
Retailer 19
-
$15,595 USD
View
Most Expensive
B
Brilliant Earth
18146397A · Sep 29
$19,700 USD
View
19 more retailers have this diamond
Prices start from $2,598 USDSave up to $17,102 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
4.00ct Round
$2,598 USD