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Round|Natural|GIA

0.66ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6243098119

Certificate GIA 6243098119

Diamond specifications and retailer prices

From $1,072 CAD
$767 USD
As of October 31, 2026
Save $675 CAD (39%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,747 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6243098119. Listed at 12 retailers as of October 31, 2026, with prices from $1,072 to $1,747, a $675 spread on the same certified stone. Frank Darling lists it at $1,747. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6243098119
Dimensions5.53 × 5.56 × 3.48 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.53 mm5.56 mm0.66 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6243098119
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

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: Oct 31
Current: $1,747 CAD|Low: $1,072 CAD|High: $1,747 CAD|Avg: $1,361 CAD
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 3$1,072 CAD
Retailer 11$1,160 CAD
Retailer 9$1,169 CAD
Retailer 6$1,192 CAD
Retailer 4$1,299 CAD
Retailer 5$1,347 CAD
Retailer 8$1,347 CAD
Retailer 10$1,526 CAD
Retailer 2$1,563 CAD
Retailer 7$1,729 CAD
Frank Darling$1,747 CAD

18 data points across 11 retailers

12 retailers$1,072 CAD to $1,747 CAD

A
Cheapest Retailer
-
$1,072 CAD
$767 USD
A
Retailer 2
-
$1,123 CAD
SGD 1,086 SGD
View
A
Retailer 3
-
$1,160 CAD
$830 USD
View
A
Retailer 4
-
$1,169 CAD
SGD 1,130 SGD
View
B+
Retailer 5
-
$1,192 CAD
$853 USD
View
B+
Retailer 6
-
$1,299 CAD
£732 GBP
View
B+
Retailer 7
-
$1,347 CAD
$964 USD
View
B+
Retailer 8
-
$1,347 CAD
$964 USD
View
B+
Retailer 9
-
$1,526 CAD
£860 GBP
View
B+
Retailer 10
-
$1,563 CAD
€1,065 EUR
View
Retailer 11
-
$1,729 CAD
$1,237 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Frank Darling
2706048HK · Nov 2
$1,747 CAD
$1,250 USD
View
11 more retailers have this diamond
Prices start from $1,072 CADSave up to $675 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
$1,072 CAD