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Heart|Natural|GIA

1.00ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 2547731109

Certificate GIA 2547731109

Diamond specifications and retailer prices

From €969 EUR
As of November 4, 2026
Save €647 EUR (40%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €1,616 EUR at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2547731109. Listed at 10 retailers as of November 4, 2026, with prices from €969 to €1,616, a €647 spread on the same certified stone. Wholesale Diamonds Direct lists it at €1,616. 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

1.00
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.8°
Pavilion angle38.05°
OriginNatural
Grading LabGIA
CertificateGIA 2547731109
Dimensions5.90 × 6.94 × 4.06 mm
L/W Ratio1.18
Top View
5.90 mm6.94 mm1.00 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2547731109
Side View
Table 58.0%Crown 36.8°Girdle: MED-THKPavilion 38.05°Culet: NoneDepth 58.6%

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: €1,092 EUR|Low: €969 EUR|High: €1,661 EUR|Avg: €1,170 EUR|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 6, 2026
Retailer 3€969 EUR
Retailer 8€1,030 EUR
Retailer 7€1,043 EUR
Retailer 4€1,048 EUR
Retailer 6€1,055 EUR
Retailer 1€1,092 EUR
Retailer 5€1,193 EUR
Retailer 9€1,206 EUR
Retailer 2€1,217 EUR
Wholesale Diamonds Direct€1,616 EUR

39 data points across 10 retailers

10 retailers€969 EUR to €1,616 EUR

A
Cheapest Retailer
-
€969 EUR
A
Retailer 2
-
€1,030 EUR
View
A
Retailer 3
-
€1,043 EUR
View
A
Retailer 4
-
€1,048 EUR
View
A
Retailer 5
-
€1,055 EUR
View
A
Retailer 6
-
€1,092 EUR
View
A
Retailer 7
-
€1,193 EUR
View
A
Retailer 8
-
€1,206 EUR
View
A
Retailer 9
-
€1,217 EUR
View
Most Expensive
B+
Wholesale Diamonds Direct
488122460 · Nov 6
€1,616 EUR
$1,804 USD
View
9 more retailers have this diamond
Prices start from €969 EURSave up to €647 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
1.00ct Heart
€969 EUR