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Round|Natural|GIA

0.81ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 2566552396

Certificate GIA 2566552396

Diamond specifications and retailer prices

From €1,031 EUR
HK$9,000 HKD
As of October 30, 2026
Save €2,415 EUR (70%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €3,446 EUR at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.81ct natural round diamond

This 0.81ct natural round sits in the just-under-one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2566552396. Listed at 20 retailers as of October 27, 2026, with prices from €1,031 to €3,446, a €2,415 spread on the same certified stone. NZ Jewellers lists it at €3,446. 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
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2566552396
Dimensions5.94 × 5.99 × 3.70 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.94 mm5.99 mm0.81 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566552396
Side View
Table 57.0%Crown 35.5°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 62.0%

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 30
Current: €3,446 EUR|Low: €1,031 EUR|High: €3,494 EUR|Avg: €1,633 EUR|-1.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 29, 2026
Retailer 13€1,031 EUR
Retailer 4€1,051 EUR
Retailer 10€1,231 EUR
Retailer 11€1,240 EUR
Retailer 14€1,268 EUR
Retailer 19€1,285 EUR
Retailer 5€1,304 EUR
Retailer 12€1,307 EUR
Retailer 20€1,394 EUR
Retailer 18€1,435 EUR
Retailer 17€1,457 EUR
Retailer 2€1,562 EUR
Retailer 3€1,620 EUR
Retailer 8€1,630 EUR
Retailer 6€1,723 EUR
Retailer 15€1,767 EUR
Retailer 9€1,844 EUR
Retailer 7€2,010 EUR
Retailer 16€2,454 EUR
NZ Jewellers€3,446 EUR

14 data points across 20 retailers

20 retailers€1,031 EUR to €3,446 EUR

A
Cheapest Retailer
-
€1,031 EUR
HK$9,000 HKD
A
Retailer 2
-
€1,051 EUR
₹111,878 INR
View
Retailer 3
-
€1,231 EUR
View
Price last confirmed 6 days ago
Retailer 4
-
€1,240 EUR
$1,385 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
€1,268 EUR
SGD 1,914 SGD
View
B+
Retailer 6
-
€1,285 EUR
$1,436 USD
View
Final sale: no returns
A
Retailer 7
-
€1,304 EUR
$1,457 USD
View
Retailer 8
-
€1,307 EUR
$1,460 USD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
€1,394 EUR
$1,557 USD
View
B+
Retailer 10
-
€1,435 EUR
$1,603 USD
View
B+
Retailer 11
-
€1,457 EUR
$1,628 USD
View
B+
Retailer 12
-
€1,562 EUR
£1,374 GBP
View
B+
Retailer 13
-
€1,620 EUR
£1,425 GBP
View
B+
Retailer 14
-
€1,630 EUR
$1,821 USD
View
B+
Retailer 15
-
€1,723 EUR
$1,925 USD
View
B+
Retailer 16
-
€1,767 EUR
£1,554 GBP
View
B+
Retailer 17
-
€1,844 EUR
View
B
Retailer 18
-
€2,010 EUR
$2,245 USD
View
B
Retailer 19
-
€2,454 EUR
£2,159 GBP
View
Most Expensive
B
NZ Jewellers
ba830a23-84f6-4e09-9c15-3ec86336003d · Oct 27
€3,446 EUR
$3,850 USD
View
19 more retailers have this diamond
Prices start from €1,031 EURSave up to €2,415 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
€1,031 EUR