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Heart|Natural|GIA

1.72ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 2151074080

Certificate GIA 2151074080

Diamond specifications and retailer prices

From HK$98,464 HKD
$12,550 USD
As of October 31, 2026
Save HK$74,303 HKD (43%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$172,766 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1.72ct natural heart diamond

This 1.72ct natural heart sits in the one-and-a-half to two carat band, graded D 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 2151074080. Listed at 7 retailers as of October 31, 2026, with prices from HK$98,464 to HK$172,766, a HK$74,303 spread on the same certified stone. MOH London lists it at HK$172,766. 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

1.72
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2151074080
Dimensions8.20 × 8.28 × 4.20 mm
L/W Ratio1.01
Culet sizeNone
Top View
8.20 mm8.28 mm1.72 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2151074080
Side View
Table 55.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 50.7%

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$172,766 HKD|Low: HK$97,451 HKD|High: HK$174,849 HKD|Avg: HK$125,039 HKD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 6HK$98,464 HKD
Retailer 7HK$106,147 HKD
Retailer 4HK$109,785 HKD
Retailer 2HK$117,201 HKD
Retailer 5HK$120,025 HKD
Retailer 8HK$132,454 HKD
Retailer 3HK$138,349 HKD
MOH LondonHK$172,766 HKD

37 data points across 8 retailers

7 retailersHK$98,464 HKD to HK$172,766 HKD

B
Cheapest Retailer
-
HK$98,464 HKD
$12,550 USD
B
Retailer 2
-
HK$106,147 HKD
$13,529 USD
View
B
Retailer 3
-
HK$109,785 HKD
$13,993 USD
View
Final sale: no returns
B
Retailer 4
-
HK$117,201 HKD
£11,762 GBP
View
Retailer 5
-
HK$120,025 HKD
A$23,536 AUD
View
Price last confirmed 28 days ago
B
Retailer 6
-
HK$132,454 HKD
$16,882 USD
View
Most Expensive
B
MOH London
7BD8C127C · Nov 1
HK$172,766 HKD
£17,339 GBP
View
6 more retailers have this diamond
Prices start from HK$98,464 HKDSave up to HK$74,303 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
1.72ct Heart
HK$98,464 HKD