Princess|Natural|GIA

5.15ct E SI1 Princess Natural Diamond

EX • E/SI1 • GIA 6193253307

Certificate GIA 6193253307

Diamond specifications and retailer prices

From $117,671 USD
As of October 30, 2026
Save $71,087 USD (38%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $188,758 USD at MOH London · As of October 29, 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 29, 2026, with prices from $117,671 to $188,758, a $71,087 spread on the same certified stone. MOH London lists it at $188,758. 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
Color
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

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $188,758 USD|Low: $110,636 USD|High: $190,014 USD|Avg: $136,268 USD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 3$112,015 USD
Retailer 4$117,671 USD
Retailer 5$123,238 USD
Retailer 6$133,332 USD
Retailer 2$141,724 USD
MOH London$188,758 USD

28 data points across 6 retailers

5 retailers$117,671 USD to $188,758 USD

Retailer 1
-
$112,015 USD
A$172,330 AUD
Price last confirmed 27 days ago
A
Retailer 2
-
$117,671 USD
View
B+
Retailer 3
-
$133,332 USD
View
B+
Retailer 4
-
$141,724 USD
€134,975 EUR
View
Most Expensive
B
MOH London
C8617BB7A · Oct 29
$188,758 USD
£148,628 GBP
View
4 more retailers have this diamond
Prices start from $117,671 USDSave up to $71,087 USD

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
$117,671 USD