Radiant|Lab Grown|IGI

4.34ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG754508617

Certificate IGI LG754508617

Diamond specifications and retailer prices

From $4,199 USD
Save $17,211 USD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $21,410 USD at Brilliant Earth
View at Brilliant Earth

About this 4.34ct lab-grown radiant diamond

This 4.34ct 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 LG754508617 or 754508617. Listed at 13 retailers, with prices from $4,199 to $21,410 at Brilliant Earth, a $17,211 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

4.34
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508617
Dimensions8.26 × 8.26 × 11.45 mm
L/W Ratio1.00
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
8.26 mm8.26 mm4.34 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508617
Side View
Table 64.0%Crown 41.7°Girdle: Slightly ThickPavilion 34.6°Culet: NoneDepth 66.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Sep 30
Current: $21,410 USD|Low: $4,090 USD|High: $21,410 USD|Avg: $9,276 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
October 1, 2026
Retailer 9$4,199 USD
Retailer 12$4,753 USD
Retailer 13$5,866 USD
Retailer 8$6,029 USD
Retailer 6$6,436 USD
Retailer 5$7,133 USD
Retailer 10$7,617 USD
Retailer 7$10,338 USD
Retailer 4$12,794 USD
Retailer 2$15,494 USD
Retailer 11$16,947 USD
Retailer 3$17,454 USD
Brilliant Earth$21,410 USD

34 data points across 13 retailers

13 retailers$4,199 USD to $21,410 USD

A
Cheapest Retailer
-
$4,199 USD
A
Retailer 2
-
$4,753 USD
View
A
Retailer 3
-
$5,866 USD
View
A
Retailer 4
-
$6,029 USD
HK$47,100 HKD
View
A
Retailer 5
-
$6,315 USD
£4,972 GBP
View
Price last confirmed 21 days ago
A
Retailer 6
-
$6,450 USD
£5,079 GBP
View
A
Retailer 7
-
$7,617 USD
€7,254 EUR
View
B+
Retailer 8
-
$10,338 USD
£8,140 GBP
View
B+
Retailer 9
-
$12,794 USD
View
B
Retailer 10
-
$15,494 USD
A$23,837 AUD
View
B
Retailer 11
-
$16,947 USD
View
B
Retailer 12
-
$17,454 USD
SGD 23,587 SGD
View
Most Expensive
B
Brilliant Earth
18652327Y · Oct 1
$21,410 USD
View
12 more retailers have this diamond
Prices start from $4,199 USDSave up to $17,211 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
4.34ct Radiant
$4,199 USD