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Round|Natural|GIA

1.00ct I IF Round Natural Diamond

EX • I/IF • GIA 1543760127

Certificate GIA 1543760127

Diamond specifications and retailer prices

From €2,941 EUR
$3,299 USD
As of November 1, 2026
Save €2,625 EUR (47%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €5,679 EUR at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1543760127. Listed at 19 retailers as of October 30, 2026, with a 89% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1543760127
Dimensions6.32 × 6.37 × 4.02 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.32 mm6.37 mm1.00 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1543760127
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.4%

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: Nov 1
Current: €5,566 EUR|Low: €2,307 EUR|High: €5,619 EUR|Avg: €3,714 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
November 2, 2026
Retailer 12€2,941 EUR
Retailer 11€2,942 EUR
Retailer 2€2,948 EUR
Retailer 4€3,195 EUR
Retailer 13€3,195 EUR
Retailer 7€3,291 EUR
Retailer 8€3,507 EUR
Retailer 6€3,602 EUR
Retailer 5€3,687 EUR
Retailer 14€3,792 EUR
Retailer 10€3,927 EUR
Retailer 3€4,090 EUR
Retailer 9€5,343 EUR
NZ Jewellers€5,566 EUR

34 data points across 14 retailers

19 retailers€2,941 EUR to €5,566 EUR

Retailer 1
-
€2,419 EUR
HK$21,200 HKD
Price last confirmed 59 days ago
A
Retailer 2
-
€2,941 EUR
$3,299 USD
View
A
Retailer 3
-
€2,942 EUR
$3,300 USD
View
A
Retailer 4
-
€2,948 EUR
$3,307 USD
View
Final sale: no returns
A
Retailer 5
-
€3,195 EUR
$3,583 USD
View
Retailer 6
-
€3,195 EUR
$3,583 USD
View
Price last confirmed 32 days ago
A
Retailer 7
-
€3,195 EUR
$3,583 USD
View
A
Retailer 8
-
€3,291 EUR
£2,907 GBP
View
Retailer 9
-
€3,318 EUR
$3,721 USD
View
Price last confirmed 34 days ago
A
Retailer 10
-
€3,507 EUR
View
Retailer 11
-
€3,602 EUR
A$6,216 AUD
View
Price last confirmed 30 days ago
B+
Retailer 12
-
€3,687 EUR
$4,135 USD
View
B+
Retailer 13
-
€3,792 EUR
$4,253 USD
View
Retailer 14
-
€3,873 EUR
$4,344 USD
View
Price last confirmed 31 days ago
B+
Retailer 15
-
€3,927 EUR
ZAR 71,160 ZAR
View
B+
Retailer 16
-
€4,090 EUR
£3,612 GBP
View
B
Retailer 17
-
€5,343 EUR
£4,719 GBP
View
B
Retailer 18
-
€5,566 EUR
$6,243 USD
View
Most Expensive
NZ Jewellers
8e4fa28a-4374-4420-ab8c-0512eb7770f4 · Sep 26
€5,679 EUR
$6,370 USD
View
Price last confirmed 37 days ago
18 more retailers have this diamond
Prices start from €2,941 EURSave up to €2,625 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
€2,941 EUR