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Round|Natural|GIA

3.50ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2558674001

Certificate GIA 2558674001

Diamond specifications and retailer prices

From $33,460 AUD
£18,464 GBP
As of November 3, 2026
Save $18,792 AUD (36%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $52,252 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 3.5ct natural round diamond

This 3.5ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2558674001. Listed at 13 retailers as of November 2, 2026, with prices from $33,460 to $52,252, a $18,792 spread on the same certified stone. MOH London lists it at $52,252. 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

3.50
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2558674001
Dimensions9.76 × 9.82 × 5.86 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Needle, Indented Natural
Top View
9.76 mm9.82 mm3.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2558674001
Side View
Table 61.0%Crown 33°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 59.9%

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: Nov 3
Current: $52,252 AUD|Low: $33,460 AUD|High: $52,883 AUD|Avg: $40,534 AUD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 2$33,460 AUD
Retailer 11$34,217 AUD
Retailer 10$35,391 AUD
Retailer 9$36,931 AUD
Retailer 6$38,777 AUD
Retailer 4$40,492 AUD
Retailer 8$41,547 AUD
Retailer 3$44,643 AUD
Retailer 7$45,130 AUD
Retailer 5$47,399 AUD
MOH London$52,252 AUD

29 data points across 11 retailers

13 retailers$33,460 AUD to $52,252 AUD

A
Cheapest Retailer
-
$33,460 AUD
£18,464 GBP
Retailer 2
-
$34,217 AUD
$23,980 USD
View
Price last confirmed 7 days ago
B+
Retailer 3
-
$35,391 AUD
$24,803 USD
View
Final sale: no returns
Retailer 4
-
$36,931 AUD
$25,882 USD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$36,931 AUD
$25,882 USD
View
Retailer 6
-
$36,931 AUD
$25,882 USD
View
Price last confirmed 26 days ago
B+
Retailer 7
-
$38,777 AUD
$27,176 USD
View
Retailer 8
-
$40,009 AUD
$28,039 USD
View
Price last confirmed 27 days ago
B+
Retailer 9
-
$40,492 AUD
€27,026 EUR
View
B+
Retailer 10
-
$41,547 AUD
$29,117 USD
View
B+
Retailer 11
-
$45,130 AUD
£24,904 GBP
View
B
Retailer 12
-
$47,399 AUD
$33,218 USD
View
Most Expensive
B
MOH London
3EF0822B2 · Nov 2
$52,252 AUD
£28,834 GBP
View
12 more retailers have this diamond
Prices start from $33,460 AUDSave up to $18,792 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
3.50ct Round
$33,460 AUD