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Princess|Natural|GIA

1.51ct F SI1 Princess Natural Diamond

EX • F/SI1 • GIA 6565155424

Certificate GIA 6565155424

Diamond specifications and retailer prices

From $7,277 NZD
As of November 6, 2026
Save $1,973 NZD (21%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $9,250 NZD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6565155424. Listed at 8 retailers as of November 5, 2026, with prices from $7,277 to $9,250, a $1,973 spread on the same certified stone. Blue Nile lists it at $9,250. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6565155424
Dimensions6.20 × 6.02 × 4.63 mm
L/W Ratio1.03
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.20 mm6.02 mm1.51 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6565155424
Side View
Table 70.0%CrownGirdle: ThickPavilionCulet: NoneDepth 76.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $9,250 NZD|Low: $6,756 NZD|High: $9,324 NZD|Avg: $8,116 NZD|-0.8%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 4$7,277 NZD
Retailer 5$7,477 NZD
Retailer 3$7,777 NZD
Retailer 6$8,042 NZD
Retailer 2$8,192 NZD
Retailer 7$8,408 NZD
Blue Nile$9,250 NZD

46 data points across 7 retailers

8 retailers$7,277 NZD to $9,250 NZD

A
Cheapest Retailer
-
$7,277 NZD
A
Retailer 2
-
$7,477 NZD
View
A
Retailer 3
-
$7,777 NZD
View
A
Retailer 4
-
$8,042 NZD
View
Final sale: no returns
A
Retailer 5
-
$8,192 NZD
View
A
Retailer 6
-
$8,408 NZD
View
B+
Retailer 7
-
$9,194 NZD
View
Most Expensive
B+
Blue Nile
30112509 · Nov 5
$9,250 NZD
$5,128 USD
View
7 more retailers have this diamond
Prices start from $7,277 NZDSave up to $1,973 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.

A
1.51ct Princess
$7,277 NZD