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Heart|Natural|GIA

1.00ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 7551106580

Certificate GIA 7551106580

Diamond specifications and retailer prices

From €1,011 EUR
As of November 6, 2026
Save €507 EUR (33%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €1,518 EUR at GemTrove · As of November 6, 2026
View at GemTrove

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551106580. Listed at 6 retailers as of November 6, 2026, with prices from €1,011 to €1,518, a €507 spread on the same certified stone. GemTrove lists it at €1,518. 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
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551106580
Dimensions6.41 × 6.99 × 4.00 mm
L/W Ratio1.09
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Needle
Top View
6.41 mm6.99 mm1.00 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551106580
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 57.3%

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: €1,518 EUR|Low: €972 EUR|High: €1,518 EUR|Avg: €1,196 EUR
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3€1,011 EUR
Retailer 4€1,011 EUR
Retailer 5€1,055 EUR
Retailer 2€1,116 EUR
Retailer 6€1,146 EUR
GemTrove€1,518 EUR

42 data points across 6 retailers

6 retailers€1,011 EUR to €1,518 EUR

A
Cheapest Retailer
-
€1,011 EUR
Final sale: no returns
A
Retailer 2
-
€1,011 EUR
View
A
Retailer 3
-
€1,055 EUR
View
A
Retailer 4
-
€1,116 EUR
View
A
Retailer 5
-
€1,146 EUR
View
Most Expensive
B+
GemTrove
GT-N-01267488-98 · Nov 6
€1,518 EUR
A$2,608 AUD
View
5 more retailers have this diamond
Prices start from €1,011 EURSave up to €507 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
€1,011 EUR