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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 $16,701 NZD
$9,397 USD
As of November 2, 2026
Save $21,404 NZD (56%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $38,105 NZD 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 31, 2026, with prices from $16,701 to $38,105, a $21,404 spread on the same certified stone. Brilliant Earth lists it at $38,105. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $38,105 NZD|Low: $16,006 NZD|High: $106,407 NZD|Avg: $33,673 NZD|-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$16,006 NZD
Retailer 3$16,701 NZD
Retailer 6$17,370 NZD
Retailer 7$19,099 NZD
Retailer 5$20,041 NZD
Retailer 9$24,386 NZD
Retailer 2$33,589 NZD
Brilliant Earth$38,105 NZD
Retailer 4$104,221 NZD

20 data points across 9 retailers

7 retailers$16,701 NZD to $38,105 NZD

A
Cheapest Retailer
-
$16,701 NZD
$9,397 USD
A
Retailer 2
-
$17,370 NZD
$9,773 USD
View
B+
Retailer 3
-
$19,099 NZD
$10,746 USD
View
Final sale: no returns
B+
Retailer 4
-
$20,041 NZD
$11,276 USD
View
B+
Retailer 5
-
$33,589 NZD
£14,881 GBP
View
Most Expensive
B
Brilliant Earth
13838009Y · Oct 31
$38,105 NZD
$21,440 USD
View
5 more retailers have this diamond
Prices start from $16,701 NZDSave up to $21,404 NZD

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
$16,701 NZD