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Heart|Natural|GIA

0.90ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 6392431130

Certificate GIA 6392431130

Diamond specifications and retailer prices

From HK$18,006 HKD
$2,295 USD
As of October 31, 2026
Save HK$8,144 HKD (31%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$26,150 HKD at The Diamond Guys · As of November 2, 2026
View at The Diamond Guys

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 6392431130. Listed at 10 retailers as of October 31, 2026, with prices from HK$18,006 to HK$26,150, a HK$8,144 spread on the same certified stone. The Diamond Guys lists it at HK$26,150. 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
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6392431130
Dimensions5.96 × 6.56 × 3.81 mm
L/W Ratio1.10
Top View
5.96 mm6.56 mm0.90 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6392431130
Side View
Table 55.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 58.0%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: HK$25,076 HKD|Low: HK$18,006 HKD|High: HK$26,150 HKD|Avg: HK$22,369 HKD|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
The Diamond Guys
November 2, 2026
Retailer 3HK$18,006 HKD
Retailer 9HK$18,571 HKD
Retailer 4HK$19,499 HKD
Retailer 2HK$22,423 HKD
Retailer 8HK$22,595 HKD
Retailer 6HK$23,616 HKD
Retailer 7HK$23,616 HKD
Retailer 5HK$24,400 HKD
Retailer 1HK$25,076 HKD
The Diamond GuysHK$26,150 HKD

20 data points across 10 retailers

10 retailersHK$18,006 HKD to HK$26,150 HKD

B
Cheapest Retailer
-
HK$18,006 HKD
$2,295 USD
B
Retailer 2
-
HK$18,571 HKD
$2,367 USD
View
B
Retailer 3
-
HK$19,499 HKD
$2,485 USD
View
B
Retailer 4
-
HK$22,423 HKD
$2,858 USD
View
B
Retailer 5
-
HK$22,595 HKD
CA$4,000 CAD
View
B
Retailer 6
-
HK$23,616 HKD
$3,010 USD
View
B
Retailer 7
-
HK$23,616 HKD
$3,010 USD
View
B
Retailer 8
-
HK$24,400 HKD
$3,110 USD
View
B
Retailer 9
-
HK$25,076 HKD
€3,044 EUR
View
Most Expensive
B
The Diamond Guys
1947489975 · Nov 2
HK$26,150 HKD
$3,333 USD
View
9 more retailers have this diamond
Prices start from HK$18,006 HKDSave up to HK$8,144 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.

B
0.90ct Heart
HK$18,006 HKD