Round|Natural|GIA

1.29ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6541459999

Certificate GIA 6541459999

Diamond specifications and retailer prices

From €2,043 EUR
As of November 6, 2026
Save €2,585 EUR (56%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €4,628 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.29ct natural round diamond

This 1.29ct 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 6541459999. Listed at 6 retailers as of November 5, 2026, with prices from €2,043 to €4,628, a €2,585 spread on the same certified stone. NZ Jewellers lists it at €4,628. 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

1.29
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6541459999
Dimensions6.98 × 7.00 × 4.25 mm
L/W Ratio1.00
Star length50%
Top View
6.98 mm7.00 mm1.29 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6541459999
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.8%

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: €4,628 EUR|Low: €1,702 EUR|High: €4,628 EUR|Avg: €2,930 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 5€2,043 EUR
Retailer 6€2,159 EUR
Retailer 3€2,593 EUR
Retailer 2€2,605 EUR
Retailer 7€2,702 EUR
Retailer 4€3,867 EUR
NZ Jewellers€4,628 EUR

22 data points across 7 retailers

6 retailers€2,043 EUR to €4,628 EUR

A
Cheapest Retailer
-
€2,043 EUR
Final sale: no returns
A
Retailer 2
-
€2,159 EUR
View
B+
Retailer 3
-
€2,593 EUR
View
B+
Retailer 4
-
€2,605 EUR
View
B
Retailer 5
-
€3,867 EUR
View
Most Expensive
B
NZ Jewellers
3da6b020-a1e1-470d-8323-b80948839800 · Nov 5
€4,628 EUR
$5,167 USD
View
5 more retailers have this diamond
Prices start from €2,043 EURSave up to €2,585 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
1.29ct Round
€2,043 EUR