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Round|Natural|GIA

0.81ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6562651309

Certificate GIA 6562651309

Diamond specifications and retailer prices

From €1,127 EUR
SGD 1,702 SGD
As of October 31, 2026
Save €897 EUR (44%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,025 EUR at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 0.81ct natural round diamond

This 0.81ct natural round sits in the just-under-one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562651309. Listed at 14 retailers as of October 31, 2026, with prices from €1,127 to €2,025, a €897 spread on the same certified stone. Helzberg Diamonds lists it at €2,025. 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
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6562651309
Dimensions5.92 × 5.96 × 3.73 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.92 mm5.96 mm0.81 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562651309
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.8%

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: €2,025 EUR|Low: €1,130 EUR|High: €2,025 EUR|Avg: €1,430 EUR
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 10€1,130 EUR
Retailer 7€1,146 EUR
Retailer 3€1,149 EUR
Retailer 13€1,164 EUR
Retailer 4€1,230 EUR
Retailer 8€1,256 EUR
Retailer 9€1,378 EUR
Retailer 2€1,418 EUR
Retailer 11€1,529 EUR
Retailer 5€1,581 EUR
Retailer 6€1,622 EUR
Retailer 12€1,818 EUR
Helzberg Diamonds€2,025 EUR

15 data points across 13 retailers

14 retailers€1,127 EUR to €2,025 EUR

A
Cheapest Retailer
-
€1,127 EUR
SGD 1,702 SGD
A
Retailer 2
-
€1,130 EUR
$1,262 USD
View
A
Retailer 3
-
€1,146 EUR
$1,280 USD
View
A
Retailer 4
-
€1,149 EUR
$1,284 USD
View
A
Retailer 5
-
€1,164 EUR
$1,300 USD
View
B+
Retailer 6
-
€1,230 EUR
SGD 1,857 SGD
View
B+
Retailer 7
-
€1,256 EUR
£1,105 GBP
View
B+
Retailer 8
-
€1,378 EUR
$1,540 USD
View
B+
Retailer 9
-
€1,418 EUR
$1,584 USD
View
B+
Retailer 10
-
€1,529 EUR
£1,345 GBP
View
B
Retailer 11
-
€1,581 EUR
$1,766 USD
View
B+
Retailer 12
-
€1,622 EUR
View
B
Retailer 13
-
€1,818 EUR
$2,031 USD
View
Most Expensive
B
Helzberg Diamonds
XZRMLMIMLHJGP · Nov 1
€2,025 EUR
$2,262 USD
View
13 more retailers have this diamond
Prices start from €1,127 EURSave up to €897 EUR

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
€1,127 EUR