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Round|Natural|GIA

2.50ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 3565212622

Certificate GIA 3565212622

Diamond specifications and retailer prices

From $23,200 AUD
$16,297 USD
As of October 30, 2026
Save $18,003 AUD (44%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $41,204 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3565212622. Listed at 19 retailers as of October 26, 2026, with prices from $23,200 to $41,204, a $18,003 spread on the same certified stone. MOH London lists it at $41,204. 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 3565212622
Dimensions8.71 × 8.78 × 5.35 mm
L/W Ratio1.01
Key to symbols
Twinning Wisp, Feather, Cloud
Top View
8.71 mm8.78 mm2.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3565212622
Side View
Table 58.0%Crown 33°Girdle: STK-STKPavilion 41.2°Culet: NoneDepth 61.2%

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 30
Current: $41,204 AUD|Low: $23,200 AUD|High: $42,715 AUD|Avg: $29,749 AUD|-1.1%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 6$23,200 AUD
Retailer 4$24,462 AUD
Retailer 10$24,982 AUD
Retailer 17$25,248 AUD
Retailer 12$27,191 AUD
Retailer 13$27,665 AUD
Retailer 5$28,318 AUD
Retailer 15$28,543 AUD
Retailer 8$29,212 AUD
Retailer 18$29,212 AUD
Retailer 16$29,641 AUD
Retailer 3$30,180 AUD
Retailer 9$30,979 AUD
Retailer 2$31,917 AUD
Retailer 7$31,963 AUD
Retailer 11$32,503 AUD
Retailer 14$37,325 AUD
MOH London$41,204 AUD

33 data points across 18 retailers

19 retailers$23,200 AUD to $41,204 AUD

A
Cheapest Retailer
-
$23,200 AUD
$16,297 USD
A
Retailer 2
-
$24,399 AUD
$17,139 USD
View
A
Retailer 3
-
$24,462 AUD
$17,183 USD
View
A
Retailer 4
-
$24,982 AUD
CA$24,373 CAD
View
A
Retailer 5
-
$25,248 AUD
$17,735 USD
View
Final sale: no returns
B+
Retailer 6
-
$27,191 AUD
£15,040 GBP
View
B+
Retailer 7
-
$27,665 AUD
$19,433 USD
View
B+
Retailer 8
-
$28,318 AUD
$19,892 USD
View
B+
Retailer 9
-
$28,543 AUD
$20,050 USD
View
B+
Retailer 10
-
$29,212 AUD
$20,520 USD
View
B+
Retailer 11
-
$29,212 AUD
$20,520 USD
View
B+
Retailer 12
-
$29,641 AUD
$20,821 USD
View
B+
Retailer 13
-
$30,180 AUD
$21,200 USD
View
B+
Retailer 14
-
$30,979 AUD
$21,761 USD
View
B+
Retailer 15
-
$31,917 AUD
€21,352 EUR
View
B+
Retailer 16
-
$31,963 AUD
$22,452 USD
View
B+
Retailer 17
-
$32,503 AUD
£17,977 GBP
View
B
Retailer 18
-
$37,325 AUD
$26,219 USD
View
Most Expensive
B
MOH London
C19B973B4 · Oct 26
$41,204 AUD
£22,790 GBP
View
18 more retailers have this diamond
Prices start from $23,200 AUDSave up to $18,003 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
$23,200 AUD