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Princess|Natural|GIA

2.50ct E SI1 Princess Natural Diamond

EX • E/SI1 • GIA 17180593

Certificate GIA 17180593

Diamond specifications and retailer prices

From $33,527 AUD
$23,551 USD
As of October 29, 2026
Save $8,859 AUD (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $42,387 AUD at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 2.5ct natural princess diamond

This 2.5ct natural princess sits in the two to three carat band, graded E 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 17180593. Listed at 3 retailers as of October 29, 2026, with prices from $33,527 to $42,387, a $8,859 spread on the same certified stone. 77 Diamonds lists it at $42,387. 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

2.50
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 17180593
Dimensions7.56 × 7.32 × 5.37 mm
L/W Ratio1.03
Top View
7.56 mm7.32 mm2.50 ctE / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateGIA 17180593
Side View
Table 70.0%CrownGirdlePavilionCulet: NoneDepth 73.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $42,387 AUD|Low: $33,178 AUD|High: $42,817 AUD|Avg: $36,786 AUD|+1.5%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 2$33,527 AUD
Retailer 4$35,388 AUD
Retailer 3$35,875 AUD
77 Diamonds$42,387 AUD

29 data points across 4 retailers

3 retailers$33,527 AUD to $42,387 AUD

B+
Cheapest Retailer
-
$33,527 AUD
$23,551 USD
B
Retailer 2
-
$35,875 AUD
$25,200 USD
View
Most Expensive
B
77 Diamonds
PRIZBX5GTHFC · Oct 30
$42,387 AUD
£23,444 GBP
View
2 more retailers have this diamond
Prices start from $33,527 AUDSave up to $8,859 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.

B+
2.50ct Princess
$33,527 AUD