Radiant|Lab Grown|GIA

4.48ct D IF Radiant Lab Grown Diamond

ID • D/IF • GIA 1513886012

Certificate GIA 1513886012

Diamond specifications and retailer prices

From $9,397 USD
As of October 30, 2026
Save $12,043 USD (56%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $21,440 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1513886012. Listed at 7 retailers as of October 30, 2026, with prices from $9,397 to $21,440, a $12,043 spread on the same certified stone. Brilliant Earth lists it at $21,440. 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
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1513886012
Dimensions11.59 × 8.08 × 5.48 mm
L/W Ratio1.43
Girdle conditionPolished
Culet sizeNone
Key to symbols
Minor Details of Polish
Top View
11.59 mm8.08 mm4.48 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1513886012
Side View
Table 62.0%CrownGirdle: ThickPavilionCulet: NoneDepth 67.9%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $21,440 USD|Low: $9,006 USD|High: $59,870 USD|Avg: $19,135 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 8$9,006 USD
Retailer 3$9,397 USD
Retailer 6$9,773 USD
Retailer 7$10,746 USD
Retailer 5$11,276 USD
Retailer 9$13,721 USD
Retailer 2$19,000 USD
Brilliant Earth$21,440 USD
Retailer 4$58,640 USD

20 data points across 9 retailers

7 retailers$9,397 USD to $21,440 USD

A
Cheapest Retailer
-
$9,397 USD
A
Retailer 2
-
$9,773 USD
View
B+
Retailer 3
-
$10,746 USD
View
Final sale: no returns
B+
Retailer 4
-
$11,276 USD
View
B+
Retailer 5
-
$19,000 USD
£14,961 GBP
View
Most Expensive
B
Brilliant Earth
13838009Y · Oct 31
$21,440 USD
View
5 more retailers have this diamond
Prices start from $9,397 USDSave up to $12,043 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
4.48ct Radiant
$9,397 USD