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Round|Natural|GIA

1.00ct F I1 Round Natural Diamond

GD • F/I1 • GIA 2407278615

Certificate GIA 2407278615

Diamond specifications and retailer prices

From €1,386 EUR
HK$12,100 HKD
As of November 1, 2026
Save €2,489 EUR (64%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €3,875 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 F colour (colourless) and I1 clarity (included), with a standard cut grade and certified by GIA 2407278615. Listed at 10 retailers as of October 30, 2026, with prices from €1,386 to €3,875, a €2,489 spread on the same certified stone. NZ Jewellers lists it at €3,875. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
F
Color
I1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle40°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2407278615
Dimensions6.15 × 6.06 × 4.06 mm
L/W Ratio1.01
Top View
6.15 mm6.06 mm1.00 ctF / I1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2407278615
Side View
Table 59.0%Crown 40°Girdle: THK-VTKPavilion 40.6°Culet: NoneDepth 66.5%

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 1
Current: €3,875 EUR|Low: €1,375 EUR|High: €3,875 EUR|Avg: €1,966 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 4€1,386 EUR
Retailer 6€1,495 EUR
Retailer 5€1,530 EUR
Retailer 8€1,532 EUR
Retailer 9€1,679 EUR
Retailer 11€1,679 EUR
Retailer 7€1,757 EUR
Retailer 10€1,938 EUR
Retailer 3€2,206 EUR
Retailer 2€2,520 EUR
NZ Jewellers€3,875 EUR

22 data points across 11 retailers

10 retailers€1,386 EUR to €3,875 EUR

B+
Cheapest Retailer
-
€1,386 EUR
HK$12,100 HKD
B+
Retailer 2
-
€1,495 EUR
$1,670 USD
View
B+
Retailer 3
-
€1,530 EUR
$1,709 USD
View
B+
Retailer 4
-
€1,532 EUR
$1,712 USD
View
B+
Retailer 5
-
€1,679 EUR
$1,876 USD
View
B+
Retailer 6
-
€1,679 EUR
$1,876 USD
View
B+
Retailer 7
-
€1,757 EUR
$1,963 USD
View
B
Retailer 8
-
€1,938 EUR
$2,165 USD
View
B
Retailer 9
-
€2,520 EUR
View
Most Expensive
C
NZ Jewellers
0fd2bdf4-39c5-4096-afb2-c30e6d9dc5c1 · Oct 30
€3,875 EUR
$4,329 USD
View
9 more retailers have this diamond
Prices start from €1,386 EURSave up to €2,489 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+
1.00ct Round
€1,386 EUR