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Round|Natural|GIA

3.00ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 1236289670

Certificate GIA 1236289670

Diamond specifications and retailer prices

From $40,886 CAD
$29,269 USD
As of October 30, 2026
Save $28,931 CAD (41%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $69,816 CAD at MOH London · As of October 29, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1236289670. Listed at 10 retailers as of October 29, 2026, with prices from $40,886 to $69,816, a $28,931 spread on the same certified stone. MOH London lists it at $69,816. 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

3.00
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1236289670
Dimensions9.19 × 9.27 × 5.67 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Girdle conditionFaceted
Top View
9.19 mm9.27 mm3.00 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1236289670
Side View
Table 58.0%Crown 34.5°Girdle: STK-STKPavilion 40.8°CuletDepth 61.5%

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: $69,816 CAD|Low: $40,886 CAD|High: $70,281 CAD|Avg: $52,144 CAD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 8$40,886 CAD
Retailer 3$44,875 CAD
Retailer 6$46,318 CAD
Retailer 9$46,689 CAD
Retailer 5$48,171 CAD
Retailer 7$50,023 CAD
Retailer 4$52,857 CAD
Retailer 2$54,854 CAD
MOH London$69,816 CAD

41 data points across 9 retailers

10 retailers$40,886 CAD to $69,816 CAD

B+
Cheapest Retailer
-
$40,886 CAD
$29,269 USD
B+
Retailer 2
-
$42,337 CAD
View
B+
Retailer 3
-
$44,875 CAD
£25,295 GBP
View
B+
Retailer 4
-
$46,318 CAD
$33,158 USD
View
B+
Retailer 5
-
$46,689 CAD
$33,423 USD
View
B
Retailer 6
-
$48,171 CAD
$34,484 USD
View
B
Retailer 7
-
$50,023 CAD
$35,810 USD
View
B
Retailer 8
-
$52,857 CAD
€36,037 EUR
View
B
Retailer 9
-
$54,854 CAD
£30,920 GBP
View
Most Expensive
B
MOH London
DBC8824C7 · Oct 29
$69,816 CAD
£39,354 GBP
View
9 more retailers have this diamond
Prices start from $40,886 CADSave up to $28,931 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+
3.00ct Round
$40,886 CAD