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Radiant|Lab Grown|IGI

2.18ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG754593806

Certificate IGI LG754593806

Diamond specifications and retailer prices

From $668 USD
Save $4,292 USD (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,960 USD at Brilliant Earth
View at Brilliant Earth

About this 2.18ct lab-grown radiant diamond

This 2.18ct lab-grown radiant sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754593806 or 754593806. Listed at 14 retailers, with prices from $668 to $4,960 at Brilliant Earth, a $4,292 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

2.18
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754593806
Dimensions9.54 × 9.54 × 6.42 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
9.54 mm9.54 mm2.18 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754593806
Side View
Table 65.0%Crown 36.4°Girdle: STK-THKPavilion 35.8°Culet: NoneDepth 67.0%

Caratlytics Score

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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: $4,960 USD|Low: $477 USD|High: $5,290 USD|Avg: $2,284 USD|-1.0%
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
September 29, 2026
Retailer 6$668 USD
Retailer 2$755 USD
Retailer 16$822 USD
Retailer 5$834 USD
Retailer 3$1,093 USD
Retailer 4$1,530 USD
Retailer 9$1,594 USD
Retailer 12$1,641 USD
Retailer 14$1,881 USD
Retailer 8$2,954 USD
Retailer 7$3,011 USD
Retailer 11$3,232 USD
Retailer 10$3,236 USD
Retailer 13$3,680 USD
Retailer 15$4,780 USD
Brilliant Earth$4,960 USD

21 data points across 16 retailers

14 retailers$668 USD to $4,960 USD

A
Cheapest Retailer
-
$668 USD
A
Retailer 2
-
$755 USD
View
A
Retailer 3
-
$822 USD
View
A
Retailer 4
-
$834 USD
View
A
Retailer 5
-
$1,093 USD
€1,041 EUR
View
A
Retailer 6
-
$1,530 USD
View
A
Retailer 7
-
$1,594 USD
View
A
Retailer 8
-
$1,641 USD
A$2,524 AUD
View
A
Retailer 9
-
$1,881 USD
View
B+
Retailer 10
-
$3,232 USD
A$4,972 AUD
View
B+
Retailer 11
-
$3,236 USD
£2,548 GBP
View
B
Retailer 12
-
$3,680 USD
View
B
Retailer 13
-
$4,780 USD
View
Most Expensive
B
Brilliant Earth
20786104Y · Oct 1
$4,960 USD
View
13 more retailers have this diamond
Prices start from $668 USDSave up to $4,292 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
2.18ct Radiant
$668 USD