Round|Natural|GIA

1.00ct I IF Round Natural Diamond

EX • I/IF • GIA 1543760127

Certificate GIA 1543760127

Diamond specifications and retailer prices

From €2,939 EUR
As of November 5, 2026
Save €2,612 EUR (47%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €5,675 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 November 5, 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
Colour
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 5
Current: €5,552 EUR|Low: €2,306 EUR|High: €5,614 EUR|Avg: €3,698 EUR|-0.2%
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
November 6, 2026
Retailer 3€2,939 EUR
Retailer 13€2,940 EUR
Retailer 14€2,940 EUR
Retailer 11€3,186 EUR
Retailer 5€3,192 EUR
Retailer 7€3,277 EUR
Retailer 2€3,493 EUR
Retailer 6€3,599 EUR
Retailer 9€3,676 EUR
Retailer 10€3,783 EUR
Retailer 8€3,889 EUR
Retailer 4€4,087 EUR
Retailer 12€5,324 EUR
NZ Jewellers€5,552 EUR

34 data points across 14 retailers

19 retailers€2,939 EUR to €5,552 EUR

Retailer 1
-
€2,417 EUR
Price last confirmed 63 days ago
A
Retailer 2
-
€2,939 EUR
View
A
Retailer 3
-
€2,940 EUR
View
A
Retailer 4
-
€2,940 EUR
View
Final sale: no returns
A
Retailer 5
-
€3,186 EUR
View
Retailer 6
-
€3,192 EUR
View
Price last confirmed 8 days ago
Retailer 7
-
€3,192 EUR
View
Price last confirmed 36 days ago
A
Retailer 8
-
€3,277 EUR
View
Retailer 9
-
€3,315 EUR
View
Price last confirmed 38 days ago
A
Retailer 10
-
€3,493 EUR
View
Retailer 11
-
€3,599 EUR
View
Price last confirmed 34 days ago
B+
Retailer 12
-
€3,676 EUR
View
B+
Retailer 13
-
€3,783 EUR
View
Retailer 14
-
€3,870 EUR
View
Price last confirmed 35 days ago
B+
Retailer 15
-
€3,889 EUR
View
B+
Retailer 16
-
€4,087 EUR
View
B+
Retailer 17
-
€5,324 EUR
View
B
Retailer 18
-
€5,552 EUR
View
Most Expensive
NZ Jewellers
8e4fa28a-4374-4420-ab8c-0512eb7770f4 · Sep 26
€5,675 EUR
$6,370 USD
View
Price last confirmed 40 days ago
18 more retailers have this diamond
Prices start from €2,939 EURSave up to €2,612 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
€2,939 EUR