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Round|Natural|GIA

2.50ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 6532880723

Certificate GIA 6532880723

Diamond specifications and retailer prices

From $9,931 AUD
As of November 6, 2026
Save $8,924 AUD (47%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $18,855 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6532880723. Listed at 8 retailers as of November 5, 2026, with prices from $9,931 to $18,855, a $8,924 spread on the same certified stone. NZ Jewellers lists it at $18,855. 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

2.50
Carat
M
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6532880723
Dimensions8.76 × 8.82 × 5.26 mm
L/W Ratio1.01
Top View
8.76 mm8.82 mm2.50 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6532880723
Side View
Table 61.0%CrownGirdlePavilionCuletDepth 59.8%

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 6
Current: $18,855 AUD|Low: $9,931 AUD|High: $18,855 AUD|Avg: $12,265 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 7$9,931 AUD
Retailer 6$10,392 AUD
Retailer 5$11,447 AUD
Retailer 8$11,508 AUD
Retailer 2$11,532 AUD
Retailer 4$12,239 AUD
Retailer 3$12,944 AUD
NZ Jewellers$18,855 AUD

40 data points across 8 retailers

8 retailers$9,931 AUD to $18,855 AUD

B+
Cheapest Retailer
-
$9,931 AUD
B+
Retailer 2
-
$10,392 AUD
View
B+
Retailer 3
-
$11,447 AUD
View
B+
Retailer 4
-
$11,508 AUD
View
B+
Retailer 5
-
$11,532 AUD
View
B+
Retailer 6
-
$12,239 AUD
View
B+
Retailer 7
-
$12,944 AUD
View
Most Expensive
B
NZ Jewellers
8e050826-9fd5-453c-a1c9-0c1d384c2f84 · Nov 5
$18,855 AUD
$13,199 USD
View
7 more retailers have this diamond
Prices start from $9,931 AUDSave up to $8,924 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+
2.50ct Round
$9,931 AUD