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Round|Natural|GIA

2.66ct H SI1 Round Natural Diamond

EX • H/SI1

Diamond specifications and retailer prices

From $28,610 CAD
$20,481 USD
As of October 31, 2026
Save $16,986 CAD (37%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $45,596 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 2.66ct natural round diamond

This 2.66ct natural round sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 13 retailers as of October 30, 2026, with prices from $28,610 to $45,596, a $16,986 spread on the same certified stone. NZ Jewellers lists it at $45,596. 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

2.66
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions9.01 × 9.07 × 5.41 mm
L/W Ratio1.01
Top View
9.01 mm9.07 mm2.66 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 59.0%CrownGirdle: ThinPavilionCulet: NoneDepth 59.8%

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 31
Current: $45,596 CAD|Low: $28,328 CAD|High: $45,596 CAD|Avg: $34,822 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 9$28,610 CAD
Retailer 3$31,173 CAD
Retailer 4$32,186 CAD
Retailer 8$33,484 CAD
Retailer 5$33,795 CAD
Retailer 6$34,868 CAD
Retailer 10$35,991 CAD
Retailer 2$36,008 CAD
Retailer 7$36,209 CAD
Retailer 11$38,658 CAD
NZ Jewellers$45,596 CAD

31 data points across 11 retailers

13 retailers$28,610 CAD to $45,596 CAD

B+
Cheapest Retailer
-
$28,610 CAD
$20,481 USD
B+
Retailer 2
-
$31,173 CAD
View
B+
Retailer 3
-
$32,186 CAD
$23,041 USD
View
B+
Retailer 4
-
$33,484 CAD
$23,970 USD
View
B+
Retailer 5
-
$33,795 CAD
$24,193 USD
View
B
Retailer 6
-
$34,868 CAD
$24,961 USD
View
B
Retailer 7
-
$35,991 CAD
$25,765 USD
View
B
Retailer 8
-
$36,008 CAD
£20,297 GBP
View
B
Retailer 9
-
$36,209 CAD
$25,921 USD
View
Retailer 10
-
$37,449 CAD
$26,809 USD
View
Price last confirmed 51 days ago
B
Retailer 11
-
$38,658 CAD
$27,674 USD
View
Retailer 12
-
$38,890 CAD
$27,840 USD
View
Price last confirmed 56 days ago
Most Expensive
B
NZ Jewellers
bd60fdf9-aff0-4589-916b-e9535713f85c · Oct 30
$45,596 CAD
$32,641 USD
View
12 more retailers have this diamond
Prices start from $28,610 CADSave up to $16,986 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+
2.66ct Round
$28,610 CAD