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Heart|Natural|GIA

0.90ct H SI2 Heart Natural Diamond

ID • H/SI2 • GIA 5553589758

Certificate GIA 5553589758

Diamond specifications and retailer prices

From €932 EUR
$1,041 USD
As of October 28, 2026
Save €2,030 EUR (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €2,961 EUR at Moon Ocean · As of October 29, 2026
View at Moon Ocean

About this 0.9ct natural heart diamond

This 0.9ct natural heart sits in the just-under-one-carat band, graded H 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 5553589758. Listed at 15 retailers as of October 28, 2026, with prices from €932 to €2,961, a €2,030 spread on the same certified stone. Moon Ocean lists it at €2,961. 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
H
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5553589758
Dimensions6.62 × 5.77 × 3.89 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal
Top View
6.62 mm5.77 mm0.90 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5553589758
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 58.8%

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: Oct 28
Current: €2,961 EUR|Low: €780 EUR|High: €2,961 EUR|Avg: €1,402 EUR|+0.3%
Moon Ocean
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
Retailer 17
Retailer 18
October 29, 2026
Retailer 6€932 EUR
Retailer 7€935 EUR
Retailer 4€943 EUR
Retailer 9€958 EUR
Retailer 2€1,031 EUR
Retailer 12€1,031 EUR
Retailer 11€1,071 EUR
Retailer 13€1,160 EUR
Retailer 8€1,178 EUR
Retailer 16€1,235 EUR
Retailer 17€1,235 EUR
Retailer 18€1,280 EUR
Retailer 3€1,394 EUR
Retailer 10€1,517 EUR
Retailer 15€1,587 EUR
Retailer 14€2,095 EUR
Retailer 5€2,749 EUR
Moon Ocean€2,961 EUR

31 data points across 18 retailers

15 retailers€932 EUR to €2,961 EUR

A
Cheapest Retailer
-
€932 EUR
$1,041 USD
Retailer 2
-
€935 EUR
$1,045 USD
View
Price last confirmed 12 days ago
A
Retailer 3
-
€958 EUR
$1,070 USD
View
A
Retailer 4
-
€1,031 EUR
$1,152 USD
View
A
Retailer 5
-
€1,071 EUR
$1,196 USD
View
B+
Retailer 6
-
€1,160 EUR
$1,296 USD
View
Retailer 7
-
€1,178 EUR
$1,316 USD
View
Price last confirmed 11 days ago
B+
Retailer 8
-
€1,235 EUR
$1,380 USD
View
B+
Retailer 9
-
€1,235 EUR
$1,380 USD
View
B+
Retailer 10
-
€1,280 EUR
$1,430 USD
View
Retailer 11
-
€1,394 EUR
£1,227 GBP
View
Price last confirmed 11 days ago
B+
Retailer 12
-
€1,587 EUR
View
B
Retailer 13
-
€2,095 EUR
£1,843 GBP
View
Retailer 14
-
€2,749 EUR
$3,071 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Moon Ocean
NVN-99C44B920-758 · Oct 29
€2,961 EUR
£2,605 GBP
View
14 more retailers have this diamond
Prices start from €932 EURSave up to €2,030 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
€932 EUR