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Round|Natural|GIA

3.00ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1559241006

Certificate GIA 1559241006

Diamond specifications and retailer prices

From $41,066 CAD
As of November 5, 2026
Save $29,188 CAD (42%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $70,254 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 3ct natural round diamond

This 3ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1559241006. Listed at 14 retailers as of November 4, 2026, with prices from $41,066 to $70,254, a $29,188 spread on the same certified stone. MOH London lists it at $70,254. 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

3.00
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1559241006
Dimensions9.53 × 9.57 × 5.51 mm
L/W Ratio1.00
Key to symbols
Cloud, Crystal, Needle
Top View
9.53 mm9.57 mm3.00 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559241006
Side View
Table 60.0%Crown 31.5°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 57.7%

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 5
Current: $70,254 CAD|Low: $41,066 CAD|High: $70,820 CAD|Avg: $51,213 CAD|-0.8%
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
November 6, 2026
Retailer 13$41,066 CAD
Retailer 5$44,004 CAD
Retailer 7$44,631 CAD
Retailer 4$45,117 CAD
Retailer 10$45,334 CAD
Retailer 8$46,521 CAD
Retailer 11$46,894 CAD
Retailer 9$48,382 CAD
Retailer 3$49,787 CAD
Retailer 12$50,243 CAD
Retailer 2$54,463 CAD
Retailer 6$58,066 CAD
MOH London$70,254 CAD

16 data points across 13 retailers

14 retailers$41,066 CAD to $70,254 CAD

A
Cheapest Retailer
-
$41,066 CAD
B+
Retailer 2
-
$42,856 CAD
View
B+
Retailer 3
-
$44,004 CAD
View
Final sale: no returns
B+
Retailer 4
-
$44,631 CAD
View
B+
Retailer 5
-
$45,117 CAD
View
B+
Retailer 6
-
$45,334 CAD
View
B+
Retailer 7
-
$46,521 CAD
View
B+
Retailer 8
-
$46,894 CAD
View
B+
Retailer 9
-
$48,382 CAD
View
Retailer 10
-
$49,787 CAD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$50,243 CAD
View
B+
Retailer 12
-
$54,463 CAD
View
B
Retailer 13
-
$58,066 CAD
View
Most Expensive
B
MOH London
637783D7F · Nov 4
$70,254 CAD
£39,609 GBP
View
13 more retailers have this diamond
Prices start from $41,066 CADSave up to $29,188 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
3.00ct Round
$41,066 CAD