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Round|Natural|GIA

2.50ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 6441644508

Certificate GIA 6441644508

Diamond specifications and retailer prices

From $26,387 CAD
$18,890 USD
As of October 25, 2026
Save $19,995 CAD (43%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $46,383 CAD at MOH London · As of October 29, 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 6441644508. Listed at 23 retailers as of October 25, 2026, with prices from $26,387 to $46,383, a $19,995 spread on the same certified stone. MOH London lists it at $46,383. 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
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6441644508
Dimensions8.62 × 8.57 × 5.40 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
8.62 mm8.57 mm2.50 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6441644508
Side View
Table 57.0%Crown 36°Girdle: NUL-NULPavilion 40.6°Culet: NoneDepth 62.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 25
Current: $46,383 CAD|Low: $19,906 CAD|High: $46,692 CAD|Avg: $33,024 CAD|-0.5%
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
October 30, 2026
Retailer 3$26,387 CAD
Retailer 8$27,068 CAD
Retailer 5$27,157 CAD
Retailer 11$29,542 CAD
Retailer 6$30,168 CAD
Retailer 9$30,212 CAD
Retailer 7$30,609 CAD
Retailer 12$31,018 CAD
Retailer 4$31,211 CAD
Retailer 13$32,003 CAD
Retailer 16$33,234 CAD
Retailer 2$34,092 CAD
Retailer 10$35,937 CAD
Retailer 14$40,631 CAD
Retailer 15$41,850 CAD
MOH London$46,383 CAD

29 data points across 16 retailers

23 retailers$26,387 CAD to $46,383 CAD

Retailer 1
-
$19,906 CAD
$14,250 USD
Price last confirmed 12 days ago
B
Retailer 2
-
$26,387 CAD
$18,890 USD
View
B
Retailer 3
-
$27,068 CAD
$19,377 USD
View
B
Retailer 4
-
$27,157 CAD
$19,441 USD
View
B
Retailer 5
-
$29,542 CAD
$21,148 USD
View
Retailer 6
-
$30,168 CAD
A$33,225 AUD
View
Price last confirmed 31 days ago
B
Retailer 7
-
$30,212 CAD
£17,030 GBP
View
B
Retailer 8
-
$30,609 CAD
$21,912 USD
View
B
Retailer 9
-
$31,018 CAD
$22,205 USD
View
Retailer 10
-
$31,211 CAD
$22,343 USD
View
Price last confirmed 16 days ago
Retailer 11
-
$31,211 CAD
$22,343 USD
View
Price last confirmed 32 days ago
B
Retailer 12
-
$31,211 CAD
$22,343 USD
View
B
Retailer 13
-
$31,556 CAD
$22,590 USD
View
B
Retailer 14
-
$31,556 CAD
$22,590 USD
View
B
Retailer 15
-
$31,568 CAD
$22,598 USD
View
B
Retailer 16
-
$32,003 CAD
$22,910 USD
View
B
Retailer 17
-
$32,604 CAD
$23,340 USD
View
B
Retailer 18
-
$33,234 CAD
$23,791 USD
View
B
Retailer 19
-
$34,092 CAD
£19,217 GBP
View
B
Retailer 20
-
$35,937 CAD
€24,501 EUR
View
B
Retailer 21
-
$40,631 CAD
ZAR 469,899 ZAR
View
B
Retailer 22
-
$41,850 CAD
$29,959 USD
View
Most Expensive
B
MOH London
19637C69E · Oct 29
$46,383 CAD
£26,145 GBP
View
22 more retailers have this diamond
Prices start from $26,387 CADSave up to $19,995 CAD

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
$26,387 CAD