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Heart|Natural|GIA

0.91ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 2566055506

Certificate GIA 2566055506

Diamond specifications and retailer prices

From €725 EUR
$810 USD
As of October 30, 2026
Save €397 EUR (35%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €1,122 EUR at GemTrove · As of November 1, 2026
View at GemTrove

About this 0.91ct natural heart diamond

This 0.91ct natural heart sits in the just-under-one-carat band, graded J 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 2566055506. Listed at 4 retailers as of October 30, 2026, with prices from €725 to €1,122, a €397 spread on the same certified stone. GemTrove lists it at €1,122. 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

0.91
Carat
J
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566055506
Dimensions6.18 × 6.65 × 3.77 mm
L/W Ratio1.08
Culet sizeNone
Key to symbols
Twinning Wisp
Top View
6.18 mm6.65 mm0.91 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566055506
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 56.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €1,122 EUR|Low: €725 EUR|High: €1,122 EUR|Avg: €852 EUR
GemTrove
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 3€725 EUR
Retailer 4€744 EUR
Retailer 2€786 EUR
GemTrove€1,122 EUR

39 data points across 4 retailers

4 retailers€725 EUR to €1,122 EUR

A
Cheapest Retailer
-
€725 EUR
$810 USD
A
Retailer 2
-
€744 EUR
SGD 1,123 SGD
View
A
Retailer 3
-
€786 EUR
£691 GBP
View
Most Expensive
B
GemTrove
GT-N-01266884-98 · Nov 1
€1,122 EUR
A$1,928 AUD
View
3 more retailers have this diamond
Prices start from €725 EURSave up to €397 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
0.91ct Heart
€725 EUR