Heart|Natural|GIA

0.90ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 6552108291

Certificate GIA 6552108291

Diamond specifications and retailer prices

From HK$8,034 HKD
As of October 31, 2026
Save HK$6,082 HKD (43%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$26,008 HKD at NZ Jewellers · As of September 25, 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 6552108291. Listed at 14 retailers as of October 31, 2026, with a 76% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552108291
Dimensions5.86 × 6.51 × 4.10 mm
L/W Ratio1.11
Top View
5.86 mm6.51 mm0.90 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552108291
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: HK$8,034 HKD|Low: HK$7,632 HKD|High: HK$19,530 HKD|Avg: HK$12,474 HKD|-3.6%
Retailer 1
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
October 31, 2026
Retailer 1HK$8,034 HKD
Retailer 12HK$9,682 HKD
Retailer 8HK$9,798 HKD
Retailer 9HK$10,294 HKD
Retailer 7HK$10,384 HKD
Retailer 11HK$11,182 HKD
Retailer 13HK$11,337 HKD
Retailer 3HK$11,894 HKD
Retailer 5HK$12,815 HKD
Retailer 6HK$12,858 HKD
Retailer 4HK$14,382 HKD
Retailer 14HK$14,507 HKD
Retailer 10HK$16,032 HKD
Retailer 2HK$19,390 HKD

32 data points across 14 retailers

14 retailersHK$8,034 HKD to HK$14,116 HKD

A
Cheapest Retailer
-
HK$8,034 HKD
A
Retailer 2
-
HK$9,682 HKD
$1,234 USD
View
Final sale: no returns
A
Retailer 3
-
HK$9,798 HKD
€1,189 EUR
View
A
Retailer 4
-
HK$10,199 HKD
$1,300 USD
View
A
Retailer 5
-
HK$10,294 HKD
$1,312 USD
View
A
Retailer 6
-
HK$10,384 HKD
£1,042 GBP
View
Retailer 7
-
HK$11,182 HKD
SGD 1,926 SGD
View
Price last confirmed 8 days ago
Retailer 8
-
HK$12,815 HKD
A$2,513 AUD
View
Price last confirmed 27 days ago
Retailer 9
-
HK$12,858 HKD
£1,290 GBP
View
Price last confirmed 34 days ago
B+
Retailer 10
-
HK$14,116 HKD
A$2,768 AUD
View
Retailer 11
-
HK$14,382 HKD
ZAR 29,614 ZAR
View
Price last confirmed 27 days ago
Retailer 12
-
HK$16,032 HKD
$2,043 USD
View
Price last confirmed 7 days ago
Retailer 13
-
HK$19,390 HKD
£1,946 GBP
View
Price last confirmed 23 days ago
Most Expensive
NZ Jewellers
e64961a9-718b-4333-80f2-ea8b576c5fb2 · Sep 25
HK$26,008 HKD
$3,315 USD
View
Price last confirmed 35 days ago
13 more retailers have this diamond
Prices start from HK$8,034 HKDSave up to HK$6,082 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$8,034 HKD