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Princess|Natural|GIA

0.91ct K SI1 Princess Natural Diamond

EX • K/SI1 • GIA 1543512889

Certificate GIA 1543512889

Diamond specifications and retailer prices

From $904 AUD
As of November 4, 2026
Save $821 AUD (48%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,725 AUD at GemTrove · As of November 6, 2026
View at GemTrove

About this 0.91ct natural princess diamond

This 0.91ct natural princess sits in the just-under-one-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 1543512889. Listed at 6 retailers as of November 4, 2026, with prices from $904 to $1,725, a $821 spread on the same certified stone. GemTrove lists it at $1,725. 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

0.91
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1543512889
Dimensions5.26 × 5.10 × 3.82 mm
L/W Ratio1.03
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
5.26 mm5.10 mm0.91 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1543512889
Side View
Table 70.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 74.8%

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 4
Current: $1,725 AUD|Low: $870 AUD|High: $1,725 AUD|Avg: $1,169 AUD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 3$904 AUD
Retailer 4$909 AUD
Retailer 6$1,014 AUD
Retailer 2$1,109 AUD
Retailer 7$1,139 AUD
Retailer 5$1,146 AUD
GemTrove$1,725 AUD

41 data points across 7 retailers

6 retailers$904 AUD to $1,725 AUD

A
Cheapest Retailer
-
$904 AUD
A
Retailer 2
-
$909 AUD
View
Final sale: no returns
A
Retailer 3
-
$1,014 AUD
View
A
Retailer 4
-
$1,109 AUD
View
A
Retailer 5
-
$1,146 AUD
View
Most Expensive
B
GemTrove
GT-N-01305881-98 · Nov 6
$1,725 AUD
View
5 more retailers have this diamond
Prices start from $904 AUDSave up to $821 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
0.91ct Princess
$904 AUD