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Round|Natural|GIA

1.30ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2567153963

Certificate GIA 2567153963

Diamond specifications and retailer prices

From €1,368 EUR
As of November 6, 2026
Save €2,727 EUR (67%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €4,096 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2567153963. Listed at 16 retailers as of November 5, 2026, with prices from €1,368 to €4,096, a €2,727 spread on the same certified stone. NZ Jewellers lists it at €4,096. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.30
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2567153963
Dimensions6.91 × 6.97 × 4.39 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Indented Natural, Needle
Top View
6.91 mm6.97 mm1.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2567153963
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.3%

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 6
Current: €1,368 EUR|Low: €1,368 EUR|High: €3,473 EUR|Avg: €2,274 EUR|-9.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 1€1,368 EUR
Retailer 3€1,758 EUR
Retailer 4€1,960 EUR
Retailer 5€1,984 EUR
Retailer 2€2,009 EUR
Retailer 10€2,087 EUR
Retailer 7€2,120 EUR
Retailer 6€2,336 EUR
Retailer 8€2,391 EUR
Retailer 9€3,422 EUR

31 data points across 10 retailers

16 retailers€1,368 EUR to €4,096 EUR

A
Cheapest Retailer
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€1,368 EUR
A
Retailer 2
-
€1,758 EUR
View
A
Retailer 3
-
€1,769 EUR
View
A
Retailer 4
-
€1,959 EUR
View
A
Retailer 5
-
€1,960 EUR
View
A
Retailer 6
-
€1,973 EUR
View
A
Retailer 7
-
€1,984 EUR
View
A
Retailer 8
-
€2,009 EUR
View
Retailer 9
-
€2,031 EUR
View
Price last confirmed 38 days ago
A
Retailer 10
-
€2,049 EUR
View
A
Retailer 11
-
€2,087 EUR
View
A
Retailer 12
-
€2,120 EUR
View
A
Retailer 13
-
€2,336 EUR
View
B+
Retailer 14
-
€2,391 EUR
View
B
Retailer 15
-
€3,422 EUR
View
Most Expensive
B
NZ Jewellers
971c76ed-7970-4c2e-8b78-b3f5b9ec9263 · Nov 5
€4,096 EUR
$4,597 USD
View
15 more retailers have this diamond
Prices start from €1,368 EURSave up to €2,727 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
1.30ct Round
€1,368 EUR