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Heart|Natural|GIA

1.00ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 1518446426

Certificate GIA 1518446426

Diamond specifications and retailer prices

From €1,323 EUR
As of November 6, 2026
Save €749 EUR (36%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €2,071 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1518446426. Listed at 7 retailers as of November 6, 2026, with prices from €1,323 to €2,071, a €749 spread on the same certified stone. GemTrove lists it at €2,071. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1518446426
Dimensions6.95 × 5.88 × 3.52 mm
L/W Ratio1.18
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Indented Natural, Natural
Top View
6.95 mm5.88 mm1.00 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1518446426
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.8%

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: €2,071 EUR|Low: €1,209 EUR|High: €2,071 EUR|Avg: €1,613 EUR
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5€1,323 EUR
Retailer 2€1,334 EUR
Retailer 6€1,459 EUR
Retailer 4€1,471 EUR
Retailer 3€1,597 EUR
Retailer 7€1,665 EUR
GemTrove€2,071 EUR

41 data points across 7 retailers

7 retailers€1,323 EUR to €2,071 EUR

A
Cheapest Retailer
-
€1,323 EUR
Final sale: no returns
A
Retailer 2
-
€1,334 EUR
View
A
Retailer 3
-
€1,459 EUR
View
A
Retailer 4
-
€1,471 EUR
View
A
Retailer 5
-
€1,597 EUR
View
A
Retailer 6
-
€1,665 EUR
View
Most Expensive
B+
GemTrove
GT-N-01267136-98 · Nov 6
€2,071 EUR
A$3,558 AUD
View
6 more retailers have this diamond
Prices start from €1,323 EURSave up to €749 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
€1,323 EUR