Radiant|Natural|GIA

0.51ct F VS1 Radiant Natural Diamond

VG • F/VS1 • GIA 2506962378

Certificate GIA 2506962378

Diamond specifications and retailer prices

From $1,078 USD
As of November 5, 2026
Save $1,268 USD (54%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,946 USD at NZ Jewellers · As of November 5, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade stated by the retailer rather than the lab and certified by GIA 2506962378. Listed at 14 retailers as of November 4, 2026, with a 118% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
F
Color
VS1
Clarity
Very Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Very Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2506962378
Dimensions6.31 × 3.70 × 2.60 mm
L/W Ratio1.71
Top View
6.31 mm3.70 mm0.51 ctF / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2506962378
Side View
Table 64.0%CrownGirdle: STK-STKPavilionCulet: NoneDepth 70.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $2,946 USD|Low: $1,059 USD|High: $2,946 USD|Avg: $1,604 USD|+1.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 6$1,078 USD
Retailer 3$1,109 USD
Retailer 4$1,135 USD
Retailer 9$1,151 USD
Retailer 11$1,248 USD
Retailer 8$1,325 USD
Retailer 2$1,364 USD
Retailer 12$1,506 USD
Retailer 13$1,676 USD
Retailer 7$1,855 USD
Retailer 10$2,143 USD
Retailer 5$2,346 USD
NZ Jewellers$2,946 USD

23 data points across 13 retailers

14 retailers$1,078 USD to $2,346 USD

B+
Cheapest Retailer
-
$1,078 USD
B+
Retailer 2
-
$1,109 USD
View
Final sale: no returns
B+
Retailer 3
-
$1,135 USD
View
B+
Retailer 4
-
$1,151 USD
View
B+
Retailer 5
-
$1,248 USD
View
B
Retailer 6
-
$1,325 USD
View
B
Retailer 7
-
$1,364 USD
View
B
Retailer 8
-
$1,506 USD
View
Retailer 9
-
$1,549 USD
View
Price last confirmed 33 days ago
B
Retailer 10
-
$1,676 USD
View
B
Retailer 11
-
$1,855 USD
View
B
Retailer 12
-
$2,143 USD
View
B
Retailer 13
-
$2,346 USD
View
Most Expensive
NZ Jewellers
0ddd532a-465e-4d34-b49d-1f508f355dc5 · Nov 5
$2,946 USD
View
Price under review
13 more retailers have this diamond
Prices start from $1,078 USDSave up to $1,268 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.

B+
0.51ct Radiant
$1,078 USD