Round|Natural|GIA

3.15ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 5556007603

Certificate GIA 5556007603

Diamond specifications and retailer prices

From $35,308 CAD
$25,276 USD
As of October 30, 2026
Save $26,037 CAD (42%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $61,345 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 3.15ct natural round diamond

This 3.15ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5556007603. Listed at 10 retailers as of October 29, 2026, with prices from $35,308 to $61,345, a $26,037 spread on the same certified stone. MOH London lists it at $61,345. 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

3.15
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5556007603
Dimensions9.25 × 9.33 × 5.85 mm
L/W Ratio1.01
Top View
9.25 mm9.33 mm3.15 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556007603
Side View
Table 56.0%CrownGirdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $61,345 CAD|Low: $35,308 CAD|High: $62,795 CAD|Avg: $45,189 CAD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 4$35,308 CAD
Retailer 5$37,714 CAD
Retailer 3$42,661 CAD
Retailer 7$42,661 CAD
Retailer 6$44,086 CAD
Retailer 8$45,434 CAD
Retailer 2$47,791 CAD
MOH London$61,345 CAD

32 data points across 8 retailers

10 retailers$35,308 CAD to $61,345 CAD

B+
Cheapest Retailer
-
$35,308 CAD
$25,276 USD
B+
Retailer 2
-
$37,714 CAD
$26,998 USD
View
Retailer 3
-
$41,385 CAD
$29,626 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$41,716 CAD
$29,863 USD
View
Price last confirmed 31 days ago
B
Retailer 5
-
$42,661 CAD
$30,540 USD
View
B
Retailer 6
-
$42,661 CAD
$30,540 USD
View
Retailer 7
-
$43,040 CAD
$30,811 USD
View
Price last confirmed 32 days ago
B+
Retailer 8
-
$44,086 CAD
$31,560 USD
View
B
Retailer 9
-
$47,791 CAD
€32,583 EUR
View
Most Expensive
B
MOH London
340465475 · Oct 29
$61,345 CAD
£34,579 GBP
View
9 more retailers have this diamond
Prices start from $35,308 CADSave up to $26,037 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+
3.15ct Round
$35,308 CAD