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Round|Natural|GIA

0.66ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 2241022762

Certificate GIA 2241022762

Diamond specifications and retailer prices

From $876 CAD
SGD 847 SGD
As of October 31, 2026
Save $722 CAD (45%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,598 CAD at Frank Darling · As of November 2, 2026
View at Frank Darling

About this 0.66ct natural round diamond

This 0.66ct natural round sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2241022762. Listed at 12 retailers as of October 31, 2026, with prices from $876 to $1,598, a $722 spread on the same certified stone. Frank Darling lists it at $1,598. 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

0.66
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2241022762
Dimensions5.54 × 3.46 × 3.46 mm
L/W Ratio1.60
Culet sizeNone
Top View
5.54 mm3.46 mm0.66 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2241022762
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

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: Oct 31
Current: $1,598 CAD|Low: $876 CAD|High: $1,658 CAD|Avg: $1,288 CAD|-3.6%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 5$876 CAD
Retailer 11$1,012 CAD
Retailer 3$1,052 CAD
Retailer 8$1,066 CAD
Retailer 2$1,128 CAD
Retailer 9$1,316 CAD
Retailer 6$1,358 CAD
Retailer 4$1,359 CAD
Retailer 10$1,417 CAD
Retailer 7$1,514 CAD
Frank Darling$1,598 CAD

44 data points across 11 retailers

12 retailers$876 CAD to $1,598 CAD

A
Cheapest Retailer
-
$876 CAD
SGD 847 SGD
A
Retailer 2
-
$1,012 CAD
SGD 979 SGD
View
Retailer 3
-
$1,052 CAD
$753 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
$1,066 CAD
$763 USD
View
A
Retailer 5
-
$1,128 CAD
£635 GBP
View
B+
Retailer 6
-
$1,242 CAD
$889 USD
View
B+
Retailer 7
-
$1,316 CAD
$942 USD
View
B+
Retailer 8
-
$1,358 CAD
£765 GBP
View
B+
Retailer 9
-
$1,359 CAD
€926 EUR
View
B+
Retailer 10
-
$1,417 CAD
$1,014 USD
View
Retailer 11
-
$1,514 CAD
$1,083 USD
View
Price last confirmed 7 days ago
Most Expensive
B+
Frank Darling
2668909HK · Nov 2
$1,598 CAD
$1,143 USD
View
11 more retailers have this diamond
Prices start from $876 CADSave up to $722 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
0.66ct Round
$876 CAD