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Round|Natural|GIA

1.00ct K I1 Round Natural Diamond

VG • K/I1 • GIA 1329430627

Certificate GIA 1329430627

Diamond specifications and retailer prices

From €1,060 EUR
As of November 6, 2026
Save €2,435 EUR (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €3,495 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and I1 clarity (included), with a very-good cut grade and certified by GIA 1329430627. Listed at 10 retailers as of November 5, 2026, with prices from €1,060 to €3,495, a €2,435 spread on the same certified stone. NZ Jewellers lists it at €3,495. 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
K
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1329430627
Dimensions6.25 × 6.20 × 3.98 mm
L/W Ratio1.01
Key to symbols
Twinning Wisp, Feather, Crystal, Cloud
Top View
6.25 mm6.20 mm1.00 ctK / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1329430627
Side View
Table 57.0%CrownGirdlePavilionCulet: NoneDepth 64.0%

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 6
Current: €3,495 EUR|Low: €1,049 EUR|High: €3,495 EUR|Avg: €1,687 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 4€1,060 EUR
Retailer 5€1,145 EUR
Retailer 3€1,328 EUR
Retailer 10€1,418 EUR
Retailer 6€1,433 EUR
Retailer 8€1,433 EUR
Retailer 7€1,499 EUR
Retailer 9€1,654 EUR
Retailer 11€1,727 EUR
Retailer 2€1,943 EUR
NZ Jewellers€3,495 EUR

21 data points across 11 retailers

10 retailers€1,060 EUR to €3,495 EUR

B+
Cheapest Retailer
-
€1,060 EUR
B+
Retailer 2
-
€1,145 EUR
View
B+
Retailer 3
-
€1,328 EUR
View
B
Retailer 4
-
€1,418 EUR
View
B
Retailer 5
-
€1,433 EUR
View
Retailer 6
-
€1,433 EUR
View
Price last confirmed 8 days ago
B
Retailer 7
-
€1,499 EUR
View
B
Retailer 8
-
€1,654 EUR
View
B
Retailer 9
-
€1,943 EUR
View
Most Expensive
C
NZ Jewellers
a308b5e3-fab8-487f-851e-bb3c4a952bc0 · Nov 5
€3,495 EUR
$3,923 USD
View
9 more retailers have this diamond
Prices start from €1,060 EURSave up to €2,435 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
€1,060 EUR