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Heart|Natural|GIA

1.21ct J VS1 Heart Natural Diamond

EX • J/VS1 • GIA 1455555188

Certificate GIA 1455555188

Diamond specifications and retailer prices

From HK$18,988 HKD
$2,420 USD
As of November 1, 2026
Save HK$18,160 HKD (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$37,148 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.21ct natural heart diamond

This 1.21ct natural heart sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1455555188. Listed at 11 retailers as of November 1, 2026, with prices from HK$18,988 to HK$37,148, a HK$18,160 spread on the same certified stone. MOH London lists it at HK$37,148. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
J
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 1455555188
Dimensions6.23 × 5.90 × 4.05 mm
L/W Ratio1.06
Top View
6.23 mm5.90 mm1.21 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1455555188
Side View
Table 62.0%CrownGirdle: ThickPavilionCulet: NoneDepth 68.7%

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 1
Current: HK$37,148 HKD|Low: HK$15,990 HKD|High: HK$37,596 HKD|Avg: HK$23,847 HKD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 5HK$18,988 HKD
Retailer 6HK$19,568 HKD
Retailer 8HK$20,235 HKD
Retailer 9HK$20,871 HKD
Retailer 3HK$21,049 HKD
Retailer 7HK$23,758 HKD
Retailer 4HK$26,063 HKD
Retailer 2HK$26,470 HKD
MOH LondonHK$37,148 HKD

44 data points across 9 retailers

11 retailersHK$18,988 HKD to HK$37,148 HKD

B+
Cheapest Retailer
-
HK$18,988 HKD
$2,420 USD
B+
Retailer 2
-
HK$19,568 HKD
$2,494 USD
View
Final sale: no returns
B+
Retailer 3
-
HK$20,235 HKD
$2,579 USD
View
B+
Retailer 4
-
HK$20,871 HKD
$2,660 USD
View
B+
Retailer 5
-
HK$21,049 HKD
£2,112 GBP
View
B+
Retailer 6
-
HK$21,224 HKD
$2,705 USD
View
B
Retailer 7
-
HK$22,940 HKD
A$4,498 AUD
View
Retailer 8
-
HK$23,758 HKD
A$4,658 AUD
View
Price last confirmed 26 days ago
B
Retailer 9
-
HK$26,063 HKD
ZAR 53,664 ZAR
View
B
Retailer 10
-
HK$26,470 HKD
€3,213 EUR
View
Most Expensive
B
MOH London
99BD1E4B4 · Nov 2
HK$37,148 HKD
£3,728 GBP
View
10 more retailers have this diamond
Prices start from HK$18,988 HKDSave up to HK$18,160 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+
1.21ct Heart
HK$18,988 HKD