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Round|Natural|GIA

1.05ct H IF Round Natural Diamond

EX • H/IF • GIA 2556704378

Certificate GIA 2556704378

Diamond specifications and retailer prices

From €3,959 EUR
As of November 4, 2026
Save €2,854 EUR (42%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €7,473 EUR at NZ Jewellers · As of September 14, 2026
View at NZ Jewellers

About this 1.05ct natural round diamond

This 1.05ct 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 2556704378. Listed at 16 retailers as of November 4, 2026, with a 72% 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

1.05
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2556704378
Dimensions6.52 × 6.48 × 4.06 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Top View
6.52 mm6.48 mm1.05 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556704378
Side View
Table 57.0%Crown 36°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €4,196 EUR|Low: €3,630 EUR|High: €6,914 EUR|Avg: €4,729 EUR|+1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7€3,959 EUR
Retailer 2€4,094 EUR
Retailer 1€4,196 EUR
Retailer 9€4,290 EUR
Retailer 8€4,347 EUR
Retailer 5€4,363 EUR
Retailer 4€4,758 EUR
Retailer 10€4,983 EUR
Retailer 3€5,233 EUR
Retailer 6€6,813 EUR

35 data points across 10 retailers

16 retailers€3,959 EUR to €6,813 EUR

B+
Cheapest Retailer
-
€3,959 EUR
Final sale: no returns
B+
Retailer 2
-
€4,094 EUR
View
B+
Retailer 3
-
€4,196 EUR
View
Retailer 4
-
€4,290 EUR
View
Price last confirmed 51 days ago
Retailer 5
-
€4,290 EUR
View
Price last confirmed 36 days ago
Retailer 6
-
€4,290 EUR
View
Price last confirmed 38 days ago
Retailer 7
-
€4,347 EUR
View
Price last confirmed 33 days ago
B+
Retailer 8
-
€4,363 EUR
View
B+
Retailer 9
-
€4,758 EUR
View
Retailer 10
-
€4,950 EUR
View
Price last confirmed 53 days ago
Retailer 11
-
€4,950 EUR
View
Price last confirmed 38 days ago
B+
Retailer 12
-
€4,983 EUR
View
B+
Retailer 13
-
€5,233 EUR
View
B
Retailer 14
-
€6,813 EUR
View
Retailer 15
-
€7,473 EUR
View
Price last confirmed 39 days ago
Most Expensive
NZ Jewellers
be3f90e6-48a6-4a5f-997e-21a9a6bde51e · Sep 14
€7,473 EUR
$8,388 USD
View
Price last confirmed 52 days ago
15 more retailers have this diamond
Prices start from €3,959 EURSave up to €2,854 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.

B+
1.05ct Round
€3,959 EUR