CaratHunter
Plans
Princess|Natural|GIA

0.51ct F SI1 Princess Natural Diamond

VG • F/SI1 • GIA 5406401306

Certificate GIA 5406401306

Diamond specifications and retailer prices

From $722 SGD
As of November 6, 2026
Save $599 SGD (45%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,973 SGD 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,973 SGD|Low: $722 SGD|High: $2,682 SGD|Avg: $1,146 SGD|-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$722 SGD
Retailer 8$754 SGD
Retailer 5$789 SGD
Retailer 3$855 SGD
Retailer 15$855 SGD
Retailer 10$887 SGD
Retailer 16$888 SGD
Retailer 4$987 SGD
Retailer 6$1,010 SGD
Retailer 2$1,043 SGD
Retailer 12$1,043 SGD
Retailer 14$1,071 SGD
Retailer 7$1,089 SGD
Retailer 11$1,212 SGD
Retailer 13$1,320 SGD
MOH London$1,973 SGD
Retailer 17$2,682 SGD

30 data points across 17 retailers

17 retailers$722 SGD to $1,320 SGD

B+
Cheapest Retailer
-
$722 SGD
B+
Retailer 2
-
$789 SGD
View
Final sale: no returns
Retailer 3
-
$855 SGD
View
Price last confirmed 9 days ago
B
Retailer 4
-
$855 SGD
View
B
Retailer 5
-
$887 SGD
View
B
Retailer 6
-
$888 SGD
View
B
Retailer 7
-
$987 SGD
View
B
Retailer 8
-
$1,010 SGD
View
B
Retailer 9
-
$1,024 SGD
View
B
Retailer 10
-
$1,043 SGD
View
B
Retailer 11
-
$1,043 SGD
View
B
Retailer 12
-
$1,071 SGD
View
B
Retailer 13
-
$1,089 SGD
View
B
Retailer 14
-
$1,212 SGD
View
B
Retailer 15
-
$1,320 SGD
View
Most Expensive
MOH London
430980318 · Nov 4
$1,973 SGD
£1,212 GBP
View
Price under review
15 more retailers have this diamond
Prices start from $722 SGDSave up to $599 SGD

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
$722 SGD