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Princess|Natural|GIA

1.70ct F SI1 Princess Natural Diamond

EX • F/SI1 • GIA 1563478550

Certificate GIA 1563478550

Diamond specifications and retailer prices

From $7,969 AUD
$5,585 USD
As of November 1, 2026
Save $1,928 AUD (19%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $9,897 AUD at Blue Nile · As of November 3, 2026
View at Blue Nile

About this 1.7ct natural princess diamond

This 1.7ct 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 1563478550. Listed at 5 retailers as of November 1, 2026, with prices from $7,969 to $9,897, a $1,928 spread on the same certified stone. Blue Nile lists it at $9,897. 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

1.70
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1563478550
Dimensions6.37 × 6.36 × 4.74 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Knot, Needle, Natural
Top View
6.37 mm6.36 mm1.70 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1563478550
Side View
Table 71.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 74.5%

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 1
Current: $9,897 AUD|Low: $7,969 AUD|High: $9,897 AUD|Avg: $8,718 AUD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 3, 2026
Retailer 3$7,969 AUD
Retailer 4$8,144 AUD
Retailer 5$8,452 AUD
Retailer 2$8,848 AUD
Blue Nile$9,897 AUD

26 data points across 5 retailers

5 retailers$7,969 AUD to $9,897 AUD

A
Cheapest Retailer
-
$7,969 AUD
$5,585 USD
A
Retailer 2
-
$8,144 AUD
SGD 7,713 SGD
View
A
Retailer 3
-
$8,452 AUD
$5,923 USD
View
A
Retailer 4
-
$8,848 AUD
£4,883 GBP
View
Most Expensive
B+
Blue Nile
30357710 · Nov 3
$9,897 AUD
$6,936 USD
View
4 more retailers have this diamond
Prices start from $7,969 AUDSave up to $1,928 AUD

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
1.70ct Princess
$7,969 AUD