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Round|Natural|GIA

5.10ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 2231845459

Certificate GIA 2231845459

Diamond specifications and retailer prices

From $53,406 AUD
As of November 4, 2026
Save $14,941 AUD (22%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $68,347 AUD at Yorxs · As of November 5, 2026
View at Yorxs

About this 5.1ct natural round diamond

This 5.1ct natural round sits in the over five carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2231845459. Listed at 10 retailers as of November 4, 2026, with prices from $53,406 to $68,347, a $14,941 spread on the same certified stone. Yorxs lists it at $68,347. 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

5.10
Carat
M
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2231845459
Dimensions10.91 × 10.98 × 6.85 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
10.91 mm10.98 mm5.10 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2231845459
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

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: Nov 4
Current: $66,664 AUD|Low: $53,406 AUD|High: $69,130 AUD|Avg: $63,707 AUD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Yorxs
November 6, 2026
Retailer 2$53,406 AUD
Retailer 5$61,561 AUD
Retailer 4$62,734 AUD
Retailer 1$66,664 AUD
Retailer 3$67,717 AUD
Yorxs$68,347 AUD

37 data points across 6 retailers

10 retailers$53,406 AUD to $68,347 AUD

B+
Cheapest Retailer
-
$53,406 AUD
Retailer 2
-
$58,660 AUD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$61,104 AUD
View
B+
Retailer 4
-
$61,561 AUD
View
B+
Retailer 5
-
$62,734 AUD
View
B+
Retailer 6
-
$63,548 AUD
View
B
Retailer 7
-
$65,992 AUD
View
B
Retailer 8
-
$66,664 AUD
View
B
Retailer 9
-
$67,717 AUD
View
Most Expensive
B
Yorxs
65220 · Nov 5
$68,347 AUD
€45,567 EUR
View
9 more retailers have this diamond
Prices start from $53,406 AUDSave up to $14,941 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+
5.10ct Round
$53,406 AUD