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Round|Natural|GIA

3.12ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6462568081

Certificate GIA 6462568081

Diamond specifications and retailer prices

From $42,741 AUD
As of November 1, 2026
Save $42,126 AUD (50%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $84,867 AUD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 3.12ct natural round diamond

This 3.12ct natural round sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6462568081. Listed at 27 retailers as of November 1, 2026, with prices from $42,741 to $84,867, a $42,126 spread on the same certified stone. Diamond Quarter lists it at $84,867. 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

3.12
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6462568081
Dimensions9.29 × 9.23 × 5.81 mm
L/W Ratio1.01
Top View
9.29 mm9.23 mm3.12 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6462568081
Side View
Table 57.0%Crown 36°Girdle: ThickPavilion 40.6°Culet: NoneDepth 62.7%

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: $53,997 AUD|Low: $42,741 AUD|High: $80,770 AUD|Avg: $54,974 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 4$42,741 AUD
Retailer 12$47,492 AUD
Retailer 7$47,835 AUD
Retailer 3$49,472 AUD
Retailer 6$50,282 AUD
Retailer 10$52,255 AUD
Retailer 13$52,255 AUD
Retailer 2$52,963 AUD
Retailer 5$53,657 AUD
Retailer 1$53,997 AUD
Retailer 11$60,314 AUD
Retailer 8$61,601 AUD
Retailer 9$79,595 AUD

37 data points across 13 retailers

27 retailers$42,741 AUD to $84,867 AUD

A
Cheapest Retailer
-
$42,741 AUD
A
Retailer 2
-
$46,525 AUD
View
A
Retailer 3
-
$46,622 AUD
View
A
Retailer 4
-
$46,843 AUD
View
Final sale: no returns
A
Retailer 5
-
$47,492 AUD
View
A
Retailer 6
-
$47,835 AUD
View
A
Retailer 7
-
$49,472 AUD
View
A
Retailer 8
-
$50,282 AUD
View
A
Retailer 9
-
$50,709 AUD
View
Retailer 10
-
$51,103 AUD
View
Price last confirmed 8 days ago
A
Retailer 11
-
$52,255 AUD
View
A
Retailer 12
-
$52,255 AUD
View
A
Retailer 13
-
$52,963 AUD
View
Retailer 14
-
$53,232 AUD
View
Price last confirmed 57 days ago
A
Retailer 15
-
$53,232 AUD
View
A
Retailer 16
-
$53,657 AUD
View
A
Retailer 17
-
$53,997 AUD
View
A
Retailer 18
-
$54,644 AUD
View
Retailer 19
-
$55,362 AUD
View
Price last confirmed 56 days ago
A
Retailer 20
-
$55,362 AUD
View
Retailer 21
-
$56,676 AUD
View
Price last confirmed 14 days ago
Retailer 22
-
$57,490 AUD
View
Price last confirmed 61 days ago
A
Retailer 23
-
$57,490 AUD
View
B+
Retailer 24
-
$60,314 AUD
View
A
Retailer 25
-
$61,601 AUD
View
B
Retailer 26
-
$79,595 AUD
View
Most Expensive
B
Diamond Quarter
3.12SI2E64810709M · Nov 5
$84,867 AUD
£46,779 GBP
View
26 more retailers have this diamond
Prices start from $42,741 AUDSave up to $42,126 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
3.12ct Round
$42,741 AUD