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Round|Natural|GIA

0.80ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 1557942728

Certificate GIA 1557942728

Diamond specifications and retailer prices

From €652 EUR
₹69,417 INR
As of November 1, 2026
Save €2,087 EUR (76%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €2,739 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.8ct natural round diamond

This 0.8ct natural round sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1557942728. Listed at 21 retailers as of October 30, 2026, with prices from €652 to €2,739, a €2,087 spread on the same certified stone. NZ Jewellers lists it at €2,739. 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

0.80
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1557942728
Dimensions5.85 × 5.90 × 3.69 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.85 mm5.90 mm0.80 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1557942728
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
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 1
Current: €2,739 EUR|Low: €642 EUR|High: €2,830 EUR|Avg: €1,084 EUR|-3.2%
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
November 1, 2026
Retailer 2€652 EUR
Retailer 15€653 EUR
Retailer 9€792 EUR
Retailer 7€802 EUR
Retailer 14€866 EUR
Retailer 19€874 EUR
Retailer 10€891 EUR
Retailer 8€901 EUR
Retailer 3€904 EUR
Retailer 5€928 EUR
Retailer 6€944 EUR
Retailer 16€981 EUR
Retailer 13€1,005 EUR
Retailer 18€1,008 EUR
Retailer 4€1,085 EUR
Retailer 11€1,167 EUR
Retailer 17€1,287 EUR
Retailer 12€1,594 EUR
NZ Jewellers€2,739 EUR

22 data points across 19 retailers

21 retailers€652 EUR to €2,739 EUR

A
Cheapest Retailer
-
€652 EUR
₹69,417 INR
A
Retailer 2
-
€653 EUR
HK$5,700 HKD
View
A
Retailer 3
-
€792 EUR
$885 USD
View
A
Retailer 4
-
€802 EUR
$896 USD
View
Final sale: no returns
A
Retailer 5
-
€866 EUR
$967 USD
View
A
Retailer 6
-
€874 EUR
$976 USD
View
A
Retailer 7
-
€887 EUR
$991 USD
View
A
Retailer 8
-
€891 EUR
$995 USD
View
A
Retailer 9
-
€901 EUR
SGD 1,360 SGD
View
A
Retailer 10
-
€904 EUR
$1,010 USD
View
B+
Retailer 11
-
€928 EUR
$1,037 USD
View
B+
Retailer 12
-
€944 EUR
$1,055 USD
View
B+
Retailer 13
-
€981 EUR
$1,096 USD
View
B+
Retailer 14
-
€1,005 EUR
£884 GBP
View
B+
Retailer 15
-
€1,008 EUR
$1,126 USD
View
B+
Retailer 16
-
€1,085 EUR
$1,212 USD
View
Retailer 17
-
€1,167 EUR
View
Price last confirmed 9 days ago
Retailer 18
-
€1,202 EUR
A$2,065 AUD
View
Price last confirmed 27 days ago
B+
Retailer 19
-
€1,287 EUR
ZAR 23,229 ZAR
View
B
Retailer 20
-
€1,594 EUR
£1,402 GBP
View
Most Expensive
B
NZ Jewellers
7ebaa711-c764-47f5-be3f-3f43d9fa341b · Oct 30
€2,739 EUR
$3,060 USD
View
20 more retailers have this diamond
Prices start from €652 EURSave up to €2,087 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
0.80ct Round
€652 EUR