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Round|Natural|GIA

1.30ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6485836623

Certificate GIA 6485836623

Diamond specifications and retailer prices

From €3,938 EUR
As of November 4, 2026
Save €4,662 EUR (54%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €8,600 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6485836623. Listed at 17 retailers as of November 4, 2026, with prices from €3,938 to €8,600, a €4,662 spread on the same certified stone. NZ Jewellers lists it at €8,600. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6485836623
Dimensions6.99 × 6.95 × 4.36 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.99 mm6.95 mm1.30 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6485836623
Side View
Table 57.0%Crown 33.5°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 62.8%

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 4
Current: €8,600 EUR|Low: €3,771 EUR|High: €8,600 EUR|Avg: €5,213 EUR
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
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 12€3,938 EUR
Retailer 16€3,950 EUR
Retailer 4€4,063 EUR
Retailer 5€4,300 EUR
Retailer 17€4,610 EUR
Retailer 8€4,659 EUR
Retailer 9€4,659 EUR
Retailer 15€4,659 EUR
Retailer 2€4,934 EUR
Retailer 6€5,150 EUR
Retailer 14€5,150 EUR
Retailer 7€5,319 EUR
Retailer 10€5,323 EUR
Retailer 11€5,450 EUR
Retailer 3€5,673 EUR
Retailer 13€7,575 EUR
NZ Jewellers€8,600 EUR

42 data points across 17 retailers

17 retailers€3,938 EUR to €8,600 EUR

A
Cheapest Retailer
-
€3,938 EUR
A
Retailer 2
-
€3,950 EUR
View
A
Retailer 3
-
€4,063 EUR
View
A
Retailer 4
-
€4,300 EUR
View
Final sale: no returns
B+
Retailer 5
-
€4,610 EUR
View
B+
Retailer 6
-
€4,659 EUR
View
Retailer 7
-
€4,659 EUR
View
Price last confirmed 8 days ago
B+
Retailer 8
-
€4,659 EUR
View
B+
Retailer 9
-
€4,934 EUR
View
B+
Retailer 10
-
€5,150 EUR
View
B+
Retailer 11
-
€5,150 EUR
View
B+
Retailer 12
-
€5,319 EUR
View
B+
Retailer 13
-
€5,323 EUR
View
B+
Retailer 14
-
€5,450 EUR
View
Retailer 15
-
€5,673 EUR
View
Price last confirmed 14 days ago
B
Retailer 16
-
€7,575 EUR
View
Most Expensive
B
NZ Jewellers
4c0f18e2-428a-4981-b49e-78022fea541e · Nov 5
€8,600 EUR
$9,653 USD
View
16 more retailers have this diamond
Prices start from €3,938 EURSave up to €4,662 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
€3,938 EUR