Heart|Natural|GIA

1.80ct D SI1 Heart Natural Diamond

D/SI1 • GIA 6402343574

Certificate GIA 6402343574

Diamond specifications and retailer prices

From HK$67,418 HKD
$8,593 USD
As of November 2, 2026
Save HK$16,700 HKD (20%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$84,118 HKD at Yorxs · As of November 2, 2026
View at Yorxs

About this 1.8ct natural heart diamond

This 1.8ct natural heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included) and certified by GIA 6402343574. Listed at 4 retailers as of November 2, 2026, with prices from HK$67,418 to HK$84,118, a HK$16,700 spread on the same certified stone. Yorxs lists it at HK$84,118. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.80
Carat
D
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6402343574
Dimensions7.64 × 7.94 × 5.50 mm
L/W Ratio1.04
Top View
7.64 mm7.94 mm1.80 ctD / SI1
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6402343574
Side View
Table 55.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$71,529 HKD|Low: HK$62,915 HKD|High: HK$86,128 HKD|Avg: HK$73,488 HKD|-2.5%
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 2, 2026
Retailer 2HK$67,418 HKD
Retailer 3HK$69,107 HKD
Retailer 1HK$71,529 HKD
YorxsHK$84,118 HKD

20 data points across 4 retailers

4 retailersHK$67,418 HKD to HK$84,118 HKD

B+
Cheapest Retailer
-
HK$67,418 HKD
$8,593 USD
Final sale: no returns
Retailer 2
-
HK$69,107 HKD
SGD 11,903 SGD
View
Price last confirmed 21 days ago
B
Retailer 3
-
HK$71,529 HKD
$9,117 USD
View
Most Expensive
B
Yorxs
621998522 · Nov 2
HK$84,118 HKD
€10,211 EUR
View
3 more retailers have this diamond
Prices start from HK$67,418 HKDSave up to HK$16,700 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+
1.80ct Heart
HK$67,418 HKD