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Princess|Natural|GIA

5.15ct E SI1 Princess Natural Diamond

EX • E/SI1 • GIA 6193253307

Certificate GIA 6193253307

Diamond specifications and retailer prices

From $167,516 AUD
$117,671 USD
As of October 31, 2026
Save $99,767 AUD (37%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $267,283 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 5.15ct natural princess diamond

This 5.15ct natural princess sits in the over five 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 6193253307. Listed at 5 retailers as of October 31, 2026, with prices from $167,516 to $267,283, a $99,767 spread on the same certified stone. MOH London lists it at $267,283. 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

5.15
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6193253307
Dimensions9.31 × 9.25 × 6.78 mm
L/W Ratio1.01
Top View
9.31 mm9.25 mm5.15 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6193253307
Side View
Table 72.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 73.3%

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: Oct 31
Current: $267,283 AUD|Low: $157,501 AUD|High: $270,503 AUD|Avg: $193,975 AUD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 3$159,464 AUD
Retailer 4$167,516 AUD
Retailer 5$175,442 AUD
Retailer 6$189,811 AUD
Retailer 2$201,758 AUD
MOH London$267,283 AUD

29 data points across 6 retailers

5 retailers$167,516 AUD to $267,283 AUD

Retailer 1
-
$159,464 AUD
Price last confirmed 28 days ago
A
Retailer 2
-
$167,516 AUD
$117,671 USD
View
B+
Retailer 3
-
$189,811 AUD
$133,332 USD
View
B+
Retailer 4
-
$201,758 AUD
€134,975 EUR
View
Most Expensive
B
MOH London
C8617BB7A · Nov 1
$267,283 AUD
£147,836 GBP
View
4 more retailers have this diamond
Prices start from $167,516 AUDSave up to $99,767 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
5.15ct Princess
$167,516 AUD