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Round|Natural|GIA

3.50ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 5231717601

Certificate GIA 5231717601

Diamond specifications and retailer prices

From $31,326 CAD
As of November 1, 2026
Save $25,164 CAD (45%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $56,490 CAD at MOH London · As of November 4, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5231717601. Listed at 6 retailers as of November 1, 2026, with prices from $31,326 to $56,490, a $25,164 spread on the same certified stone. MOH London lists it at $56,490. 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
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5231717601
Dimensions9.69 × 9.61 × 6.10 mm
L/W Ratio1.01
Top View
9.69 mm9.61 mm3.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5231717601
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.2%

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: Nov 1
Current: $56,490 CAD|Low: $31,326 CAD|High: $57,324 CAD|Avg: $38,992 CAD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 4$31,326 CAD
Retailer 6$32,105 CAD
Retailer 5$32,627 CAD
Retailer 2$36,233 CAD
Retailer 3$43,662 CAD
MOH London$56,490 CAD

37 data points across 6 retailers

6 retailers$31,326 CAD to $56,490 CAD

A
Cheapest Retailer
-
$31,326 CAD
Retailer 2
-
$32,105 CAD
View
Price last confirmed 50 days ago
A
Retailer 3
-
$32,627 CAD
View
B+
Retailer 4
-
$36,233 CAD
View
B+
Retailer 5
-
$43,662 CAD
View
Most Expensive
B
MOH London
D7EE0F16A · Nov 4
$56,490 CAD
£31,849 GBP
View
5 more retailers have this diamond
Prices start from $31,326 CADSave up to $25,164 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.

A
3.50ct Round
$31,326 CAD