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 £7,013 GBP
$9,397 USD
As of October 30, 2026
Save £8,988 GBP (56%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £16,001 GBP 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 £7,013 to £16,001, a £8,988 spread on the same certified stone. Brilliant Earth lists it at £16,001. 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
Colour
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: £16,001 GBP|Low: £6,721 GBP|High: £44,683 GBP|Avg: £14,241 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 8£6,721 GBP
Retailer 3£7,013 GBP
Retailer 6£7,294 GBP
Retailer 7£8,020 GBP
Retailer 5£8,416 GBP
Retailer 9£10,240 GBP
Retailer 2£14,105 GBP
Brilliant Earth£16,001 GBP
Retailer 4£43,765 GBP

21 data points across 9 retailers

7 retailers£7,013 GBP to £16,001 GBP

A
Cheapest Retailer
-
£7,013 GBP
$9,397 USD
A
Retailer 2
-
£7,294 GBP
$9,773 USD
View
B+
Retailer 3
-
£8,020 GBP
$10,746 USD
View
Final sale: no returns
B+
Retailer 4
-
£8,416 GBP
$11,276 USD
View
B+
Retailer 5
-
£14,105 GBP
View
Most Expensive
B
Brilliant Earth
13838009Y · Oct 31
£16,001 GBP
$21,440 USD
View
5 more retailers have this diamond
Prices start from £7,013 GBPSave up to £8,988 GBP

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
£7,013 GBP