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Princess|Natural|GIA

0.51ct F SI1 Princess Natural Diamond

GD • F/SI1 • GIA 6432546240

Certificate GIA 6432546240

Diamond specifications and retailer prices

From $1,016 NZD
As of November 1, 2026
Save $902 NZD (47%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,479 NZD 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 November 1, 2026, with a 89% 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
Colour
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: $2,479 NZD|Low: $954 NZD|High: $4,246 NZD|Avg: $1,630 NZD|-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$1,016 NZD
Retailer 7$1,219 NZD
Retailer 6$1,248 NZD
Retailer 9$1,355 NZD
Retailer 18$1,355 NZD
Retailer 4$1,376 NZD
Retailer 10$1,405 NZD
Retailer 17$1,550 NZD
Retailer 16$1,562 NZD
Retailer 3$1,593 NZD
Retailer 12$1,611 NZD
Retailer 2$1,661 NZD
Retailer 8$1,669 NZD
Retailer 5$1,845 NZD
Retailer 11$1,918 NZD
Retailer 14$2,089 NZD
MOH London$2,479 NZD
Retailer 15$4,246 NZD

25 data points across 18 retailers

17 retailers$1,016 NZD to $1,918 NZD

B+
Cheapest Retailer
-
$1,016 NZD
B
Retailer 2
-
$1,219 NZD
View
Retailer 3
-
$1,355 NZD
View
Price last confirmed 9 days ago
B
Retailer 4
-
$1,355 NZD
View
B
Retailer 5
-
$1,376 NZD
View
Retailer 6
-
$1,405 NZD
View
Price last confirmed 9 days ago
C
Retailer 7
-
$1,550 NZD
View
C
Retailer 8
-
$1,562 NZD
View
Price last confirmed 7 days ago
C
Retailer 9
-
$1,593 NZD
View
C
Retailer 10
-
$1,611 NZD
View
C
Retailer 11
-
$1,661 NZD
View
C
Retailer 12
-
$1,669 NZD
View
C
Retailer 13
-
$1,845 NZD
View
C
Retailer 14
-
$1,918 NZD
View
Retailer 15
-
$2,089 NZD
View
Price last confirmed 8 days ago
Most Expensive
MOH London
59595A05D · Nov 2
$2,479 NZD
£1,082 GBP
View
Price under review
15 more retailers have this diamond
Prices start from $1,016 NZDSave up to $902 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.

B+
0.51ct Princess
$1,016 NZD