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Radiant|Lab Grown|IGI

4.48ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG780666221

Certificate IGI LG780666221

Diamond specifications and retailer prices

From $5,067 USD
Save $27,463 USD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $32,530 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 4.48ct lab-grown radiant diamond

This 4.48ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780666221 or 780666221. Listed at 11 retailers, with prices from $5,067 to $32,530 at Do Amore Diamonds, a $27,463 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

4.48
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.4°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780666221
Dimensions11.38 × 8.17 × 5.44 mm
L/W Ratio1.39
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
11.38 mm8.17 mm4.48 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780666221
Side View
Table 63.0%Crown 41.4°Girdle: ThickPavilion 32.8°Culet: NoneDepth 66.6%

Caratlytics Score

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

Price History

Last verified: Sep 30
Current: $32,530 USD|Low: $4,512 USD|High: $38,810 USD|Avg: $13,648 USD|-16.2%
Do Amore Diamonds
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
October 1, 2026
Retailer 13$5,067 USD
Retailer 14$5,344 USD
Retailer 12$5,515 USD
Retailer 16$6,316 USD
Retailer 8$7,291 USD
Retailer 9$7,417 USD
Retailer 15$7,486 USD
Retailer 4$9,364 USD
Retailer 2$9,845 USD
Retailer 10$12,469 USD
Retailer 7$13,527 USD
Retailer 11$15,151 USD
Retailer 6$24,185 USD
Retailer 3$24,320 USD
Retailer 5$28,859 USD
Do Amore Diamonds$32,530 USD

16 data points across 16 retailers

11 retailers$5,067 USD to $32,530 USD

A
Cheapest Retailer
-
$5,067 USD
A
Retailer 2
-
$5,344 USD
View
A
Retailer 3
-
$5,515 USD
View
A
Retailer 4
-
$6,316 USD
View
A
Retailer 5
-
$7,417 USD
View
A
Retailer 6
-
$7,486 USD
View
B+
Retailer 7
-
$9,845 USD
€9,376 EUR
View
B+
Retailer 8
-
$12,469 USD
£9,818 GBP
View
B+
Retailer 9
-
$15,151 USD
View
B
Retailer 10
-
$24,320 USD
View
Most Expensive
B
Do Amore Diamonds
27-A43F3BA12 · Sep 30
$32,530 USD
View
10 more retailers have this diamond
Prices start from $5,067 USDSave up to $27,463 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
4.48ct Radiant
$5,067 USD