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Round|Natural|GIA

1.00ct H SI1 Round Natural Diamond

VG • H/SI1 • GIA 2567588100

Certificate GIA 2567588100

Diamond specifications and retailer prices

From €1,558 EUR
HK$13,600 HKD
As of November 1, 2026
Save €2,919 EUR (65%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €4,477 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2567588100. Listed at 23 retailers as of October 30, 2026, with prices from €1,558 to €4,477, a €2,919 spread on the same certified stone. NZ Jewellers lists it at €4,477. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
H
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle38°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 2567588100
Dimensions6.13 × 6.20 × 4.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.13 mm6.20 mm1.00 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2567588100
Side View
Table 56.0%Crown 38°Girdle: THN-THKPavilion 40°Culet: NoneDepth 65.1%

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: Nov 1
Current: €4,477 EUR|Low: €1,558 EUR|High: €5,379 EUR|Avg: €2,218 EUR|+3.8%
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
Retailer 21
Retailer 22
November 1, 2026
Retailer 17€1,558 EUR
Retailer 14€1,567 EUR
Retailer 12€1,591 EUR
Retailer 20€1,651 EUR
Retailer 19€1,678 EUR
Retailer 6€1,714 EUR
Retailer 4€1,732 EUR
Retailer 16€1,742 EUR
Retailer 7€1,761 EUR
Retailer 5€1,857 EUR
Retailer 10€1,869 EUR
Retailer 2€1,889 EUR
Retailer 22€1,920 EUR
Retailer 11€1,955 EUR
Retailer 21€1,972 EUR
Retailer 9€2,190 EUR
Retailer 3€2,237 EUR
Retailer 18€2,502 EUR
Retailer 8€2,576 EUR
Retailer 13€2,613 EUR
Retailer 15€3,654 EUR
NZ Jewellers€4,477 EUR

10 data points across 22 retailers

23 retailers€1,558 EUR to €4,477 EUR

A
Cheapest Retailer
-
€1,558 EUR
HK$13,600 HKD
Retailer 2
-
€1,567 EUR
₹166,702 INR
View
Price last confirmed 17 days ago
A
Retailer 3
-
€1,591 EUR
$1,778 USD
View
A
Retailer 4
-
€1,651 EUR
$1,845 USD
View
A
Retailer 5
-
€1,678 EUR
$1,875 USD
View
B+
Retailer 6
-
€1,714 EUR
$1,915 USD
View
Final sale: no returns
A
Retailer 7
-
€1,732 EUR
$1,935 USD
View
A
Retailer 8
-
€1,742 EUR
A$2,994 AUD
View
A
Retailer 9
-
€1,761 EUR
$1,967 USD
View
A
Retailer 10
-
€1,857 EUR
$2,075 USD
View
A
Retailer 11
-
€1,869 EUR
$2,088 USD
View
Retailer 12
-
€1,874 EUR
$2,094 USD
View
Price last confirmed 17 days ago
A
Retailer 13
-
€1,889 EUR
$2,110 USD
View
A
Retailer 14
-
€1,920 EUR
$2,145 USD
View
A
Retailer 15
-
€1,955 EUR
$2,184 USD
View
A
Retailer 16
-
€1,972 EUR
£1,735 GBP
View
B+
Retailer 17
-
€2,190 EUR
$2,447 USD
View
B+
Retailer 18
-
€2,237 EUR
£1,967 GBP
View
B
Retailer 19
-
€2,502 EUR
$2,795 USD
View
B
Retailer 20
-
€2,576 EUR
ZAR 46,492 ZAR
View
B
Retailer 21
-
€2,613 EUR
View
Retailer 22
-
€3,654 EUR
£3,214 GBP
View
Price last confirmed 17 days ago
Most Expensive
C
NZ Jewellers
afe13754-8a98-4853-b129-a868e0a0c0b9 · Oct 30
€4,477 EUR
$5,002 USD
View
22 more retailers have this diamond
Prices start from €1,558 EURSave up to €2,919 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
1.00ct Round
€1,558 EUR