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Round|Natural|GIA

12.38ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 2211944357

Certificate GIA 2211944357

Diamond specifications and retailer prices

From $746,393 AUD
$524,300 USD
As of November 1, 2026
Save $285,136 AUD (28%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,031,530 AUD at Yorxs · As of November 1, 2026
View at Yorxs

About this 12.38ct natural round diamond

This 12.38ct natural round sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2211944357. Listed at 6 retailers as of November 1, 2026, with prices from $746,393 to $1,031,530, a $285,136 spread on the same certified stone. Yorxs lists it at $1,031,530. 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

12.38
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2211944357
Dimensions15.18 × 15.13 × 9.06 mm
L/W Ratio1.00
Top View
15.18 mm15.13 mm12.38 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2211944357
Side View
Table 57.0%CrownGirdle: MED-NULPavilionCulet: NoneDepth 59.8%

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: Nov 1
Current: $746,393 AUD|Low: $746,393 AUD|High: $1,038,823 AUD|Avg: $822,090 AUD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Yorxs
November 1, 2026
Retailer 1$746,393 AUD
Retailer 5$755,586 AUD
Retailer 3$762,135 AUD
Retailer 2$773,820 AUD
Retailer 4$861,052 AUD
Yorxs$1,031,530 AUD

42 data points across 6 retailers

6 retailers$746,393 AUD to $1,031,530 AUD

A
Cheapest Retailer
-
$746,393 AUD
$524,300 USD
B+
Retailer 2
-
$762,135 AUD
$535,358 USD
View
A
Retailer 3
-
$773,820 AUD
₹51,768,151 INR
View
A
Retailer 4
-
$774,127 AUD
$543,781 USD
View
B+
Retailer 5
-
$861,052 AUD
$604,841 USD
View
Final sale: no returns
Most Expensive
B+
Yorxs
36797 · Nov 1
$1,031,530 AUD
€690,088 EUR
View
5 more retailers have this diamond
Prices start from $746,393 AUDSave up to $285,136 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
12.38ct Round
$746,393 AUD