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Round|Natural|GIA

2.50ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 3515712746

Certificate GIA 3515712746

Diamond specifications and retailer prices

From $34,650 AUD
$24,343 USD
As of October 29, 2026
Save $20,043 AUD (37%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $54,693 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3515712746. Listed at 16 retailers as of October 26, 2026, with prices from $34,650 to $54,693, a $20,043 spread on the same certified stone. MOH London lists it at $54,693. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 3515712746
Dimensions8.82 × 8.75 × 5.39 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
8.82 mm8.75 mm2.50 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3515712746
Side View
Table 57.0%Crown 34.5°Girdle: THN-MEDPavilion 41.4°Culet: NoneDepth 61.3%

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: Oct 29
Current: $54,693 AUD|Low: $30,668 AUD|High: $55,278 AUD|Avg: $39,747 AUD|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 3$30,668 AUD
Retailer 4$33,891 AUD
Retailer 14$34,650 AUD
Retailer 8$35,118 AUD
Retailer 6$35,147 AUD
Retailer 5$36,994 AUD
Retailer 13$38,603 AUD
Retailer 7$38,786 AUD
Retailer 12$40,534 AUD
Retailer 11$41,821 AUD
Retailer 9$42,204 AUD
Retailer 10$43,429 AUD
Retailer 2$49,544 AUD
MOH London$54,693 AUD

28 data points across 14 retailers

16 retailers$34,650 AUD to $54,693 AUD

Retailer 1
-
$30,668 AUD
₹2,051,993 INR
Price last confirmed 11 days ago
Retailer 2
-
$32,371 AUD
$22,742 USD
View
Price last confirmed 11 days ago
Retailer 3
-
$33,891 AUD
$23,810 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$34,650 AUD
$24,343 USD
View
A
Retailer 5
-
$35,118 AUD
£19,427 GBP
View
A
Retailer 6
-
$35,147 AUD
$24,692 USD
View
A
Retailer 7
-
$36,994 AUD
$25,990 USD
View
Final sale: no returns
A
Retailer 8
-
$38,603 AUD
$27,120 USD
View
A
Retailer 9
-
$38,786 AUD
£21,456 GBP
View
B+
Retailer 10
-
$40,534 AUD
$28,477 USD
View
B+
Retailer 11
-
$41,821 AUD
$29,381 USD
View
B+
Retailer 12
-
$42,204 AUD
€28,238 EUR
View
B+
Retailer 13
-
$42,954 AUD
$30,177 USD
View
B+
Retailer 14
-
$43,429 AUD
$30,511 USD
View
B+
Retailer 15
-
$49,544 AUD
$34,807 USD
View
Most Expensive
B+
MOH London
31E2E7CE6 · Oct 26
$54,693 AUD
£30,255 GBP
View
15 more retailers have this diamond
Prices start from $34,650 AUDSave up to $20,043 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
2.50ct Round
$34,650 AUD