Radiant|Lab Grown|IGI

3.62ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG754508021

Certificate IGI LG754508021

Diamond specifications and retailer prices

From $2,507 USD
Save $9,079 USD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $12,060 USD at Brilliant Earth
View at Brilliant Earth

About this 3.62ct lab-grown radiant diamond

This 3.62ct 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 LG754508021 or 754508021. Listed at 19 retailers, with a 362% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.62
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle32.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508021
Dimensions11.34 × 7.61 × 4.89 mm
L/W Ratio1.49
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
11.34 mm7.61 mm3.62 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508021
Side View
Table 65.0%Crown 39.4°Girdle: Slightly ThickPavilion 32.9°Culet: NoneDepth 64.3%

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: Sep 30
Current: $12,060 USD|Low: $2,968 USD|High: $12,941 USD|Avg: $6,970 USD|-2.7%
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
October 1, 2026
Retailer 13$2,968 USD
Retailer 2$3,262 USD
Retailer 4$3,277 USD
Retailer 5$3,888 USD
Retailer 9$4,006 USD
Retailer 10$4,428 USD
Retailer 14$5,026 USD
Retailer 3$5,532 USD
Retailer 11$7,319 USD
Retailer 12$8,235 USD
Retailer 7$8,442 USD
Retailer 8$9,030 USD
Retailer 15$11,188 USD
Retailer 6$11,586 USD
Brilliant Earth$12,060 USD

26 data points across 15 retailers

19 retailers$2,507 USD to $11,586 USD

A
Cheapest Retailer
-
$2,507 USD
A
Retailer 2
-
$2,728 USD
View
A
Retailer 3
-
$2,868 USD
View
A
Retailer 4
-
$2,968 USD
View
A
Retailer 5
-
$3,262 USD
View
A
Retailer 6
-
$3,277 USD
View
A
Retailer 7
-
$3,888 USD
View
A
Retailer 8
-
$4,006 USD
HK$31,300 HKD
View
A
Retailer 9
-
$4,412 USD
View
A
Retailer 10
-
$4,438 USD
£3,495 GBP
View
A
Retailer 11
-
$5,026 USD
€4,787 EUR
View
B+
Retailer 12
-
$5,532 USD
£4,356 GBP
View
B+
Retailer 13
-
$7,319 USD
ZAR 118,236 ZAR
View
B+
Retailer 14
-
$8,235 USD
£6,484 GBP
View
B+
Retailer 15
-
$8,442 USD
View
B
Retailer 16
-
$9,030 USD
A$13,893 AUD
View
B
Retailer 17
-
$11,188 USD
View
B
Retailer 18
-
$11,586 USD
SGD 15,657 SGD
View
Most Expensive
B
Brilliant Earth
18668551B · Sep 15
$12,060 USD
View
Price last confirmed 16 days ago
18 more retailers have this diamond
Prices start from $2,507 USDSave up to $9,079 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
3.62ct Radiant
$2,507 USD