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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 $23,646 USD
£18,619 GBP
As of October 30, 2026
Save $13,170 USD (36%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $36,816 USD at MOH London · As of October 29, 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 10 retailers as of October 29, 2026, with prices from $23,646 to $36,816, a $13,170 spread on the same certified stone. MOH London lists it at $36,816. 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
Color
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: Oct 30
Current: $36,816 USD|Low: $23,503 USD|High: $37,061 USD|Avg: $28,377 USD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 3$23,646 USD
Retailer 7$23,980 USD
Retailer 6$24,803 USD
Retailer 5$25,882 USD
Retailer 4$28,525 USD
Retailer 8$31,286 USD
Retailer 2$31,725 USD
MOH London$36,816 USD

25 data points across 8 retailers

10 retailers$23,646 USD to $36,816 USD

A
Cheapest Retailer
-
$23,646 USD
£18,619 GBP
A
Retailer 2
-
$23,980 USD
View
B+
Retailer 3
-
$24,803 USD
View
Final sale: no returns
B+
Retailer 4
-
$25,882 USD
View
B+
Retailer 5
-
$25,882 USD
View
Retailer 6
-
$25,882 USD
View
Price last confirmed 22 days ago
Retailer 7
-
$28,039 USD
View
Price last confirmed 23 days ago
B+
Retailer 8
-
$28,525 USD
€27,167 EUR
View
B+
Retailer 9
-
$31,725 USD
£24,980 GBP
View
Most Expensive
B
MOH London
3EF0822B2 · Oct 29
$36,816 USD
£28,989 GBP
View
9 more retailers have this diamond
Prices start from $23,646 USDSave up to $13,170 USD

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
$23,646 USD