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Heart|Natural|GIA

0.90ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 2537509021

Certificate GIA 2537509021

Diamond specifications and retailer prices

From €1,218 EUR
$1,361 USD
As of November 1, 2026
Save €2,171 EUR (64%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,390 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.9ct natural heart diamond

This 0.9ct natural heart sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2537509021. Listed at 16 retailers as of October 30, 2026, with prices from €1,218 to €3,390, a €2,171 spread on the same certified stone. NZ Jewellers lists it at €3,390. 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

0.90
Carat
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.24°
Pavilion angle39.58°
OriginNatural
Grading LabGIA
CertificateGIA 2537509021
Dimensions6.08 × 6.50 × 3.66 mm
L/W Ratio1.07
Top View
6.08 mm6.50 mm0.90 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2537509021
Side View
Table 59.0%Crown 35.24°Girdle: VTK-ETKPavilion 39.58°Culet: NoneDepth 56.3%

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 1
Current: €3,390 EUR|Low: €1,218 EUR|High: €3,390 EUR|Avg: €1,850 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 5€1,218 EUR
Retailer 4€1,283 EUR
Retailer 6€1,288 EUR
Retailer 15€1,289 EUR
Retailer 3€1,389 EUR
Retailer 14€1,389 EUR
Retailer 16€1,454 EUR
Retailer 10€1,556 EUR
Retailer 12€1,603 EUR
Retailer 7€1,705 EUR
Retailer 11€1,898 EUR
Retailer 8€1,915 EUR
Retailer 13€2,050 EUR
Retailer 9€2,435 EUR
Retailer 2€2,674 EUR
NZ Jewellers€3,390 EUR

32 data points across 16 retailers

16 retailers€1,218 EUR to €3,390 EUR

A
Cheapest Retailer
-
€1,218 EUR
$1,361 USD
A
Retailer 2
-
€1,283 EUR
$1,433 USD
View
Final sale: no returns
A
Retailer 3
-
€1,288 EUR
$1,439 USD
View
A
Retailer 4
-
€1,289 EUR
$1,440 USD
View
A
Retailer 5
-
€1,389 EUR
$1,552 USD
View
B+
Retailer 6
-
€1,389 EUR
$1,552 USD
View
B+
Retailer 7
-
€1,454 EUR
$1,624 USD
View
B+
Retailer 8
-
€1,556 EUR
£1,369 GBP
View
B+
Retailer 9
-
€1,603 EUR
$1,791 USD
View
B+
Retailer 10
-
€1,705 EUR
$1,905 USD
View
B+
Retailer 11
-
€1,898 EUR
View
Retailer 12
-
€1,915 EUR
A$3,291 AUD
View
Price last confirmed 27 days ago
B+
Retailer 13
-
€2,050 EUR
ZAR 36,992 ZAR
View
B
Retailer 14
-
€2,435 EUR
£2,142 GBP
View
B
Retailer 15
-
€2,674 EUR
£2,352 GBP
View
Most Expensive
B
NZ Jewellers
3d32a77e-4bb2-43a1-b062-5ec33f9ee676 · Oct 30
€3,390 EUR
$3,787 USD
View
15 more retailers have this diamond
Prices start from €1,218 EURSave up to €2,171 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
0.90ct Heart
€1,218 EUR