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Round|Natural|GIA

1.00ct H IF Round Natural Diamond

EX • H/IF • GIA 2558478534

Certificate GIA 2558478534

Diamond specifications and retailer prices

From €2,280 EUR
HK$19,900 HKD
As of October 31, 2026
Save €3,091 EUR (58%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €5,371 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2558478534. Listed at 19 retailers as of October 30, 2026, with prices from €2,280 to €5,371, a €3,091 spread on the same certified stone. NZ Jewellers lists it at €5,371. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
H
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2558478534
Dimensions6.33 × 6.38 × 3.97 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.33 mm6.38 mm1.00 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2558478534
Side View
Table 57.0%Crown 36°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 62.4%

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: €5,371 EUR|Low: €2,280 EUR|High: €5,371 EUR|Avg: €3,534 EUR
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
October 31, 2026
Retailer 8€2,280 EUR
Retailer 12€2,715 EUR
Retailer 15€2,845 EUR
Retailer 14€2,849 EUR
Retailer 9€2,973 EUR
Retailer 7€2,989 EUR
Retailer 5€3,083 EUR
Retailer 4€3,202 EUR
Retailer 3€3,306 EUR
Retailer 6€3,557 EUR
Retailer 13€3,581 EUR
Retailer 10€3,619 EUR
Retailer 2€3,790 EUR
Retailer 11€5,184 EUR
NZ Jewellers€5,371 EUR

43 data points across 15 retailers

19 retailers€2,280 EUR to €5,371 EUR

A
Cheapest Retailer
-
€2,280 EUR
HK$19,900 HKD
A
Retailer 2
-
€2,715 EUR
$3,033 USD
View
A
Retailer 3
-
€2,736 EUR
$3,057 USD
View
A
Retailer 4
-
€2,845 EUR
$3,179 USD
View
Final sale: no returns
A
Retailer 5
-
€2,849 EUR
SGD 4,301 SGD
View
A
Retailer 6
-
€2,973 EUR
£2,615 GBP
View
A
Retailer 7
-
€2,989 EUR
$3,340 USD
View
A
Retailer 8
-
€3,083 EUR
$3,444 USD
View
A
Retailer 9
-
€3,165 EUR
SGD 4,779 SGD
View
A
Retailer 10
-
€3,202 EUR
$3,577 USD
View
Retailer 11
-
€3,306 EUR
A$5,682 AUD
View
Price last confirmed 28 days ago
B+
Retailer 12
-
€3,388 EUR
$3,785 USD
View
B+
Retailer 13
-
€3,557 EUR
$3,974 USD
View
B+
Retailer 14
-
€3,581 EUR
£3,150 GBP
View
B+
Retailer 15
-
€3,619 EUR
View
B+
Retailer 16
-
€3,790 EUR
ZAR 68,399 ZAR
View
B
Retailer 17
-
€4,387 EUR
$4,901 USD
View
B+
Retailer 18
-
€5,184 EUR
£4,560 GBP
View
Most Expensive
B
NZ Jewellers
f6228937-44fb-42ff-aabc-db2c2da6da36 · Oct 30
€5,371 EUR
$6,001 USD
View
18 more retailers have this diamond
Prices start from €2,280 EURSave up to €3,091 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
€2,280 EUR