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Round|Natural|GIA

0.81ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 3555157596

Certificate GIA 3555157596

Diamond specifications and retailer prices

From $1,703 AUD
As of November 6, 2026
6 retailers carry this diamond
Most expensive: $2,123 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 3555157596. Listed at 6 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
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 3555157596
Dimensions5.92 × 3.71 × 3.71 mm
L/W Ratio1.60
Top View
5.92 mm3.71 mm0.81 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555157596
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.6%

Caratlytics Score

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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: $1,467 AUD|Low: $1,311 AUD|High: $2,167 AUD|Avg: $1,716 AUD|-0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
October 12, 2026
Retailer 6$1,311 AUD
Retailer 4$1,409 AUD
Retailer 8$1,429 AUD
Retailer 1$1,467 AUD
Retailer 2$1,646 AUD
Retailer 5$1,841 AUD
Retailer 3$1,898 AUD
Retailer 7$2,010 AUD
Wholesale Diamonds Direct$2,123 AUD

21 data points across 9 retailers

6 retailers

Retailer 1
-
$1,311 AUD
Price last confirmed 27 days ago
Retailer 2
-
$1,429 AUD
View
Price last confirmed 25 days ago
Retailer 3
-
$1,467 AUD
View
Price last confirmed 25 days ago
B+
Retailer 4
-
$1,703 AUD
View
Retailer 5
-
$1,841 AUD
View
Price last confirmed 24 days ago
Most Expensive
Wholesale Diamonds Direct
262897294 · Oct 9
$2,123 AUD
$1,486 USD
View
Price last confirmed 27 days ago
5 more retailers have this diamond
Prices start from $1,703 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
$1,703 AUD