Princess|Natural|GIA

0.51ct F SI1 Princess Natural Diamond

GD • F/SI1 • GIA 6432546240

Certificate GIA 6432546240

Diamond specifications and retailer prices

From $563 USD
As of November 1, 2026
Save $595 USD (51%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,374 USD at MOH London · As of November 2, 2026
View at MOH London

About this 0.51ct natural princess diamond

This 0.51ct natural princess sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 6432546240. Listed at 17 retailers as of October 30, 2026, with a 106% 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
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6432546240
Dimensions4.37 × 4.32 × 3.15 mm
L/W Ratio1.01
Top View
4.37 mm4.32 mm0.51 ctF / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6432546240
Side View
Table 70.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 72.8%

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 1
Current: $1,374 USD|Low: $529 USD|High: $2,354 USD|Avg: $904 USD|-5.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 13$563 USD
Retailer 7$676 USD
Retailer 6$692 USD
Retailer 9$751 USD
Retailer 18$751 USD
Retailer 4$763 USD
Retailer 10$779 USD
Retailer 17$859 USD
Retailer 16$866 USD
Retailer 3$883 USD
Retailer 12$893 USD
Retailer 2$921 USD
Retailer 8$925 USD
Retailer 5$1,023 USD
Retailer 11$1,063 USD
Retailer 14$1,158 USD
MOH London$1,374 USD
Retailer 15$2,354 USD

25 data points across 18 retailers

17 retailers$563 USD to $1,158 USD

B+
Cheapest Retailer
-
$563 USD
B
Retailer 2
-
$676 USD
View
Retailer 3
-
$751 USD
View
Price last confirmed 8 days ago
B
Retailer 4
-
$751 USD
View
B
Retailer 5
-
$763 USD
View
Retailer 6
-
$779 USD
View
Price last confirmed 8 days ago
C
Retailer 7
-
$859 USD
View
C
Retailer 8
-
$866 USD
View
C
Retailer 9
-
$883 USD
View
C
Retailer 10
-
$893 USD
View
C
Retailer 11
-
$921 USD
View
C
Retailer 12
-
$925 USD
View
C
Retailer 13
-
$1,023 USD
View
C
Retailer 14
-
$1,063 USD
View
C
Retailer 15
-
$1,158 USD
View
Most Expensive
MOH London
59595A05D · Nov 2
$1,374 USD
£1,082 GBP
View
Price under review
15 more retailers have this diamond
Prices start from $563 USDSave up to $595 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 Princess
$563 USD