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Round|Natural|GIA

0.81ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6561251999

Certificate GIA 6561251999

Diamond specifications and retailer prices

From $1,013 CAD
As of November 4, 2026
Save $605 CAD (37%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,617 CAD at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.81ct natural round diamond

This 0.81ct natural round sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6561251999. Listed at 11 retailers as of November 4, 2026, with prices from $1,013 to $1,617, a $605 spread on the same certified stone. Frank Darling lists it at $1,617. 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

0.81
Carat
K
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6561251999
Dimensions5.93 × 5.95 × 3.72 mm
L/W Ratio1.00
Culet sizeNone
Top View
5.93 mm5.95 mm0.81 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561251999
Side View
Table 58.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $1,617 CAD|Low: $1,003 CAD|High: $1,742 CAD|Avg: $1,318 CAD|-7.2%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7$1,013 CAD
Retailer 5$1,014 CAD
Retailer 11$1,033 CAD
Retailer 9$1,057 CAD
Retailer 2$1,138 CAD
Retailer 10$1,221 CAD
Retailer 8$1,342 CAD
Retailer 6$1,374 CAD
Retailer 4$1,378 CAD
Retailer 3$1,550 CAD
Frank Darling$1,617 CAD

43 data points across 11 retailers

11 retailers$1,013 CAD to $1,617 CAD

A
Cheapest Retailer
-
$1,013 CAD
A
Retailer 2
-
$1,014 CAD
View
A
Retailer 3
-
$1,033 CAD
View
A
Retailer 4
-
$1,057 CAD
View
A
Retailer 5
-
$1,138 CAD
View
A
Retailer 6
-
$1,221 CAD
View
B+
Retailer 7
-
$1,342 CAD
View
A
Retailer 8
-
$1,374 CAD
View
A
Retailer 9
-
$1,378 CAD
View
B+
Retailer 10
-
$1,550 CAD
View
Most Expensive
B+
Frank Darling
2688565HK · Nov 6
$1,617 CAD
$1,158 USD
View
10 more retailers have this diamond
Prices start from $1,013 CADSave up to $605 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
0.81ct Round
$1,013 CAD