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Heart|Natural|GIA

0.90ct I SI1 Heart Natural Diamond

ID • I/SI1 • GIA 7546790023

Certificate GIA 7546790023

Diamond specifications and retailer prices

From HK$8,089 HKD
$1,031 USD
As of November 2, 2026
Save HK$16,218 HKD (67%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$24,307 HKD 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7546790023. Listed at 19 retailers as of October 30, 2026, with prices from HK$8,089 to HK$24,307, a HK$16,218 spread on the same certified stone. NZ Jewellers lists it at HK$24,307. 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
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.9°
Pavilion angle39.4°
OriginNatural
Grading LabGIA
CertificateGIA 7546790023
Dimensions5.96 × 6.62 × 3.91 mm
L/W Ratio1.11
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
5.96 mm6.62 mm0.90 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7546790023
Side View
Table 56.0%Crown 34.9°Girdle: MED-VTKPavilion 39.4°Culet: NoneDepth 59.0%

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 2
Current: HK$24,307 HKD|Low: HK$8,089 HKD|High: HK$24,307 HKD|Avg: HK$12,744 HKD
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 2, 2026
Retailer 2HK$8,089 HKD
Retailer 5HK$9,196 HKD
Retailer 4HK$9,541 HKD
Retailer 11HK$9,713 HKD
Retailer 17HK$9,965 HKD
Retailer 20HK$9,965 HKD
Retailer 8HK$10,349 HKD
Retailer 6HK$10,443 HKD
Retailer 19HK$10,867 HKD
Retailer 3HK$11,024 HKD
Retailer 7HK$11,149 HKD
Retailer 14HK$11,379 HKD
Retailer 18HK$11,502 HKD
Retailer 12HK$12,364 HKD
Retailer 9HK$14,176 HKD
Retailer 15HK$14,598 HKD
Retailer 10HK$16,815 HKD
Retailer 16HK$18,275 HKD
Retailer 13HK$19,178 HKD
NZ JewellersHK$24,307 HKD

18 data points across 20 retailers

19 retailersHK$8,089 HKD to HK$24,307 HKD

A
Cheapest Retailer
-
HK$8,089 HKD
$1,031 USD
A
Retailer 2
-
HK$8,959 HKD
SGD 1,543 SGD
View
A
Retailer 3
-
HK$9,196 HKD
$1,172 USD
View
Final sale: no returns
A
Retailer 4
-
HK$9,541 HKD
$1,216 USD
View
B+
Retailer 5
-
HK$9,965 HKD
$1,270 USD
View
B+
Retailer 6
-
HK$9,965 HKD
$1,270 USD
View
B+
Retailer 7
-
HK$10,349 HKD
$1,319 USD
View
B+
Retailer 8
-
HK$10,443 HKD
$1,331 USD
View
B+
Retailer 9
-
HK$10,867 HKD
$1,385 USD
View
B+
Retailer 10
-
HK$11,024 HKD
$1,405 USD
View
B+
Retailer 11
-
HK$11,149 HKD
$1,421 USD
View
B+
Retailer 12
-
HK$11,379 HKD
£1,142 GBP
View
B+
Retailer 13
-
HK$11,502 HKD
$1,466 USD
View
B+
Retailer 14
-
HK$12,364 HKD
$1,576 USD
View
B+
Retailer 15
-
HK$14,176 HKD
$1,807 USD
View
B+
Retailer 16
-
HK$14,598 HKD
ZAR 30,058 ZAR
View
B
Retailer 17
-
HK$18,275 HKD
£1,834 GBP
View
Price last confirmed 7 days ago
B
Retailer 18
-
HK$19,178 HKD
£1,925 GBP
View
Most Expensive
B
NZ Jewellers
63d23659-b092-443c-81d6-7584bd0269a5 · Oct 30
HK$24,307 HKD
$3,098 USD
View
18 more retailers have this diamond
Prices start from HK$8,089 HKDSave up to HK$16,218 HKD

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
HK$8,089 HKD