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Princess|Natural|GIA

1.70ct K SI1 Princess Natural Diamond

EX • K/SI1 • GIA 6243057272

Certificate GIA 6243057272

Diamond specifications and retailer prices

From $4,928 AUD
As of November 1, 2026
Save $4,237 AUD (46%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $9,165 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.7ct natural princess diamond

This 1.7ct natural princess sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6243057272. Listed at 5 retailers as of November 1, 2026, with prices from $4,928 to $9,165, a $4,237 spread on the same certified stone. MOH London lists it at $9,165. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50.78°
OriginNatural
Grading LabGIA
CertificateGIA 6243057272
Dimensions6.39 × 6.38 × 4.63 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
6.39 mm6.38 mm1.70 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6243057272
Side View
Table 72.0%Crown 50.78°Girdle: Sli. Thick - ThickPavilionCulet: NoneDepth 72.5%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $9,165 AUD|Low: $4,928 AUD|High: $10,002 AUD|Avg: $6,592 AUD|-7.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4$4,928 AUD
Retailer 5$5,081 AUD
Retailer 3$5,550 AUD
Retailer 2$6,378 AUD
MOH London$9,165 AUD

44 data points across 5 retailers

5 retailers$4,928 AUD to $9,165 AUD

A
Cheapest Retailer
-
$4,928 AUD
A
Retailer 2
-
$5,081 AUD
View
B+
Retailer 3
-
$5,550 AUD
View
B+
Retailer 4
-
$6,378 AUD
View
Most Expensive
B
MOH London
66FCA541C · Nov 2
$9,165 AUD
£5,052 GBP
View
4 more retailers have this diamond
Prices start from $4,928 AUDSave up to $4,237 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
$4,928 AUD