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Round|Natural|GIA

0.81ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6552896699

Certificate GIA 6552896699

Diamond specifications and retailer prices

From $1,500 AUD
As of November 6, 2026
5 retailers carry this diamond
Most expensive: $1,657 AUD at Wholesale Diamonds Direct · As of October 9, 2026
View at Wholesale Diamonds Direct

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 6552896699. Listed at 5 retailers as of November 6, 2026. 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
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle33°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552896699
Dimensions6.03 × 6.05 × 3.65 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.03 mm6.05 mm0.81 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6552896699
Side View
Table 57.0%Crown 33°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,274 AUD|Low: $781 AUD|High: $1,781 AUD|Avg: $1,284 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Wholesale Diamonds Direct
October 11, 2026
Retailer 2$781 AUD
Retailer 9$1,014 AUD
Retailer 10$1,106 AUD
Retailer 8$1,130 AUD
Retailer 3$1,150 AUD
Retailer 1$1,274 AUD
Retailer 6$1,281 AUD
Retailer 7$1,478 AUD
Retailer 4$1,480 AUD
Wholesale Diamonds Direct$1,657 AUD
Retailer 5$1,700 AUD

19 data points across 11 retailers

5 retailers

Retailer 1
-
$1,014 AUD
Price last confirmed 27 days ago
Retailer 2
-
$1,106 AUD
View
Price last confirmed 26 days ago
Retailer 3
-
$1,478 AUD
View
Price last confirmed 25 days ago
B+
Retailer 4
-
$1,500 AUD
View
Most Expensive
Wholesale Diamonds Direct
319618302 · Oct 9
$1,657 AUD
$1,160 USD
View
Price last confirmed 27 days ago
4 more retailers have this diamond
Prices start from $1,500 AUD

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+
0.81ct Round
$1,500 AUD