Princess|Natural|GIA

0.51ct F SI1 Princess Natural Diamond

VG • F/SI1 • GIA 5406401306

Certificate GIA 5406401306

Diamond specifications and retailer prices

From $563 USD
As of November 6, 2026
Save $467 USD (45%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,539 USD at MOH London · As of November 4, 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 very-good cut grade stated by the retailer rather than the lab and certified by GIA 5406401306. Listed at 17 retailers as of November 4, 2026, with a 83% 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
Very Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Very Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5406401306
Dimensions4.31 × 4.27 × 3.26 mm
L/W Ratio1.01
Top View
4.31 mm4.27 mm0.51 ctF / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5406401306
Side View
Table 75.0%CrownGirdle: ThickPavilionCulet: NoneDepth 76.4%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $1,539 USD|Low: $563 USD|High: $2,093 USD|Avg: $895 USD|-1.1%
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
November 6, 2026
Retailer 9$563 USD
Retailer 8$588 USD
Retailer 5$616 USD
Retailer 3$667 USD
Retailer 15$667 USD
Retailer 10$692 USD
Retailer 16$693 USD
Retailer 4$770 USD
Retailer 6$788 USD
Retailer 2$814 USD
Retailer 12$814 USD
Retailer 14$836 USD
Retailer 7$850 USD
Retailer 11$946 USD
Retailer 13$1,030 USD
MOH London$1,539 USD
Retailer 17$2,093 USD

30 data points across 17 retailers

17 retailers$563 USD to $1,030 USD

B+
Cheapest Retailer
-
$563 USD
B+
Retailer 2
-
$616 USD
View
Final sale: no returns
Retailer 3
-
$667 USD
View
Price last confirmed 8 days ago
B
Retailer 4
-
$667 USD
View
B
Retailer 5
-
$692 USD
View
B
Retailer 6
-
$693 USD
View
B
Retailer 7
-
$770 USD
View
B
Retailer 8
-
$788 USD
View
B
Retailer 9
-
$799 USD
View
B
Retailer 10
-
$814 USD
View
B
Retailer 11
-
$814 USD
View
B
Retailer 12
-
$836 USD
View
B
Retailer 13
-
$850 USD
View
B
Retailer 14
-
$946 USD
View
B
Retailer 15
-
$1,030 USD
View
Most Expensive
MOH London
430980318 · Nov 4
$1,539 USD
£1,212 GBP
View
Price under review
15 more retailers have this diamond
Prices start from $563 USDSave up to $467 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