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Round|Natural|GIA

2.50ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 1563364448

Certificate GIA 1563364448

Diamond specifications and retailer prices

From $19,831 AUD
₹1,326,656 INR
As of October 30, 2026
Save $15,785 AUD (44%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $35,615 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1563364448. Listed at 21 retailers as of October 26, 2026, with prices from $19,831 to $35,615, a $15,785 spread on the same certified stone. MOH London lists it at $35,615. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1563364448
Dimensions8.60 × 8.63 × 5.38 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Indented Natural
Top View
8.60 mm8.63 mm2.50 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1563364448
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

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: $35,615 AUD|Low: $19,831 AUD|High: $35,928 AUD|Avg: $25,921 AUD|-0.9%
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
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 21$19,831 AUD
Retailer 15$21,125 AUD
Retailer 18$21,889 AUD
Retailer 4$22,909 AUD
Retailer 2$23,038 AUD
Retailer 13$23,689 AUD
Retailer 5$23,717 AUD
Retailer 14$24,110 AUD
Retailer 8$24,586 AUD
Retailer 10$25,138 AUD
Retailer 12$25,454 AUD
Retailer 20$26,051 AUD
Retailer 16$26,145 AUD
Retailer 19$26,337 AUD
Retailer 9$26,814 AUD
Retailer 7$27,233 AUD
Retailer 17$27,784 AUD
Retailer 11$27,938 AUD
Retailer 6$31,323 AUD
Retailer 3$31,980 AUD
MOH London$35,615 AUD

10 data points across 21 retailers

21 retailers$19,831 AUD to $35,615 AUD

A
Cheapest Retailer
-
$19,831 AUD
₹1,326,656 INR
B+
Retailer 2
-
$21,125 AUD
View
B+
Retailer 3
-
$21,889 AUD
$15,376 USD
View
Final sale: no returns
B+
Retailer 4
-
$22,909 AUD
$16,092 USD
View
B+
Retailer 5
-
$23,038 AUD
$16,183 USD
View
B+
Retailer 6
-
$23,689 AUD
$16,640 USD
View
B+
Retailer 7
-
$23,717 AUD
£13,118 GBP
View
Retailer 8
-
$24,110 AUD
View
Price last confirmed 8 days ago
B
Retailer 9
-
$24,586 AUD
$17,270 USD
View
B
Retailer 10
-
$25,138 AUD
$17,658 USD
View
B
Retailer 11
-
$25,454 AUD
$17,880 USD
View
B
Retailer 12
-
$26,051 AUD
£14,409 GBP
View
B
Retailer 13
-
$26,145 AUD
$18,365 USD
View
B
Retailer 14
-
$26,337 AUD
€17,619 EUR
View
B
Retailer 15
-
$26,814 AUD
$18,835 USD
View
B
Retailer 16
-
$27,233 AUD
$19,130 USD
View
B+
Retailer 17
-
$27,784 AUD
$19,517 USD
View
B
Retailer 18
-
$27,938 AUD
$19,625 USD
View
B
Retailer 19
-
$31,323 AUD
ZAR 355,455 ZAR
View
B
Retailer 20
-
$31,980 AUD
$22,464 USD
View
Most Expensive
B
MOH London
49216DCDC · Oct 26
$35,615 AUD
£19,699 GBP
View
20 more retailers have this diamond
Prices start from $19,831 AUDSave up to $15,785 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
$19,831 AUD