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Round|Natural|GIA

1.30ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 6555290226

Certificate GIA 6555290226

Diamond specifications and retailer prices

From €1,277 EUR
As of November 6, 2026
Save €2,883 EUR (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €4,160 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 L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6555290226. Listed at 14 retailers as of November 5, 2026, with prices from €1,277 to €4,160, a €2,883 spread on the same certified stone. NZ Jewellers lists it at €4,160. 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
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6555290226
Dimensions6.94 × 6.99 × 4.36 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.94 mm6.99 mm1.30 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6555290226
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €4,160 EUR|Low: €1,277 EUR|High: €4,321 EUR|Avg: €2,005 EUR|-3.7%
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 4€1,277 EUR
Retailer 2€1,283 EUR
Retailer 9€1,556 EUR
Retailer 10€1,660 EUR
Retailer 14€1,705 EUR
Retailer 6€1,749 EUR
Retailer 11€1,785 EUR
Retailer 8€1,859 EUR
Retailer 3€1,873 EUR
Retailer 5€1,921 EUR
Retailer 12€1,968 EUR
Retailer 7€2,186 EUR
Retailer 13€2,469 EUR
NZ Jewellers€4,160 EUR

31 data points across 14 retailers

14 retailers€1,277 EUR to €4,160 EUR

A
Cheapest Retailer
-
€1,277 EUR
A
Retailer 2
-
€1,283 EUR
View
A
Retailer 3
-
€1,556 EUR
View
A
Retailer 4
-
€1,660 EUR
View
A
Retailer 5
-
€1,705 EUR
View
A
Retailer 6
-
€1,749 EUR
View
B+
Retailer 7
-
€1,785 EUR
View
B+
Retailer 8
-
€1,859 EUR
View
B+
Retailer 9
-
€1,873 EUR
View
B+
Retailer 10
-
€1,921 EUR
View
B+
Retailer 11
-
€1,968 EUR
View
B+
Retailer 12
-
€2,186 EUR
View
B+
Retailer 13
-
€2,469 EUR
View
Most Expensive
B
NZ Jewellers
8dc4c868-ae52-4f66-9208-630c9148b8d2 · Nov 5
€4,160 EUR
$4,669 USD
View
13 more retailers have this diamond
Prices start from €1,277 EURSave up to €2,883 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
€1,277 EUR