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Round|Natural|GIA

1.00ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 2547700682

Certificate GIA 2547700682

Diamond specifications and retailer prices

From €1,810 EUR
HK$15,800 HKD
As of October 30, 2026
Save €3,229 EUR (64%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €5,039 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 top-tier cut grade and certified by GIA 2547700682. Listed at 22 retailers as of October 30, 2026, with prices from €1,810 to €5,039, a €3,229 spread on the same certified stone. NZ Jewellers lists it at €5,039. 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

1.00
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2547700682
Dimensions6.44 × 6.48 × 3.87 mm
L/W Ratio1.01
Top View
6.44 mm6.48 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2547700682
Side View
Table 62.0%Crown 33.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 59.9%

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: €5,039 EUR|Low: €1,837 EUR|High: €5,039 EUR|Avg: €2,835 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
October 30, 2026
Retailer 5€1,837 EUR
Retailer 7€1,928 EUR
Retailer 9€2,326 EUR
Retailer 11€2,410 EUR
Retailer 13€2,410 EUR
Retailer 12€2,503 EUR
Retailer 10€2,561 EUR
Retailer 6€2,701 EUR
Retailer 2€2,781 EUR
Retailer 4€2,926 EUR
Retailer 8€3,009 EUR
Retailer 3€4,246 EUR
Retailer 14€4,371 EUR
NZ Jewellers€5,039 EUR

25 data points across 14 retailers

22 retailers€1,810 EUR to €5,039 EUR

A
Cheapest Retailer
-
€1,810 EUR
HK$15,800 HKD
A
Retailer 2
-
€1,837 EUR
SGD 2,773 SGD
View
A
Retailer 3
-
€1,928 EUR
₹205,113 INR
View
B+
Retailer 4
-
€2,232 EUR
$2,494 USD
View
B+
Retailer 5
-
€2,260 EUR
$2,525 USD
View
B+
Retailer 6
-
€2,267 EUR
$2,533 USD
View
B+
Retailer 7
-
€2,269 EUR
$2,535 USD
View
B+
Retailer 8
-
€2,326 EUR
£2,046 GBP
View
B+
Retailer 9
-
€2,410 EUR
$2,693 USD
View
B+
Retailer 10
-
€2,410 EUR
$2,693 USD
View
B+
Retailer 11
-
€2,461 EUR
$2,750 USD
View
B+
Retailer 12
-
€2,503 EUR
$2,796 USD
View
B+
Retailer 13
-
€2,537 EUR
$2,834 USD
View
Retailer 14
-
€2,547 EUR
SGD 3,846 SGD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
€2,561 EUR
£2,253 GBP
View
Retailer 16
-
€2,701 EUR
A$4,642 AUD
View
Price last confirmed 24 days ago
B
Retailer 17
-
€2,781 EUR
$3,107 USD
View
Retailer 18
-
€2,926 EUR
ZAR 52,805 ZAR
View
Price last confirmed 15 days ago
B+
Retailer 19
-
€3,009 EUR
View
B
Retailer 20
-
€4,246 EUR
£3,735 GBP
View
Retailer 21
-
€4,371 EUR
£3,845 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
NZ Jewellers
eb697229-e7d0-4b15-82af-d158f2156694 · Oct 30
€5,039 EUR
$5,630 USD
View
21 more retailers have this diamond
Prices start from €1,810 EURSave up to €3,229 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
€1,810 EUR