Radiant|Natural|GIA

0.51ct D IF Radiant Natural Diamond

EX • D/IF • GIA 5563063594

Certificate GIA 5563063594

Diamond specifications and retailer prices

From $632 USD
As of November 2, 2026
Save $952 USD (60%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,600 USD at NZ Jewellers · As of September 25, 2026
View at NZ Jewellers

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter 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 5563063594. Listed at 9 retailers as of November 1, 2026, with a 151% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Flawless clarity in sub-one-carat stones is rarely visible to the naked eye over VS1, so you are paying a meaningful premium for grade rather than appearance.

The 4Cs

0.51
Carat
D
Color
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5563063594
Dimensions4.08 × 5.38 × 2.72 mm
L/W Ratio1.32
Top View
4.08 mm5.38 mm0.51 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5563063594
Side View
Table 65.0%CrownGirdlePavilionCuletDepth 66.7%

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: Nov 2
Current: $859 USD|Low: $632 USD|High: $1,584 USD|Avg: $1,041 USD|-21.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 5$632 USD
Retailer 7$652 USD
Retailer 2$846 USD
Retailer 1$859 USD
Retailer 3$865 USD
Retailer 6$1,077 USD
Retailer 9$1,129 USD
Retailer 8$1,247 USD
Retailer 4$1,584 USD

41 data points across 9 retailers

9 retailers$632 USD to $1,584 USD

A
Cheapest Retailer
-
$632 USD
Final sale: no returns
A
Retailer 2
-
$652 USD
SGD 881 SGD
View
A
Retailer 3
-
$846 USD
£666 GBP
View
A
Retailer 4
-
$859 USD
£676 GBP
View
A
Retailer 5
-
$865 USD
View
B+
Retailer 6
-
$1,077 USD
ZAR 17,391 ZAR
View
Retailer 7
-
$1,247 USD
A$1,918 AUD
View
Price last confirmed 29 days ago
B+
Retailer 8
-
$1,584 USD
£1,247 GBP
View
Most Expensive
NZ Jewellers
5e81485a-5b24-46db-905d-85a6b46d0a96 · Sep 25
$2,600 USD
View
Price last confirmed 37 days ago
8 more retailers have this diamond
Prices start from $632 USDSave up to $952 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
0.51ct Radiant
$632 USD