Heart|Natural|GIA

1.21ct J VS1 Heart Natural Diamond

EX • J/VS1 • GIA 1455555188

Certificate GIA 1455555188

Diamond specifications and retailer prices

From $3,380 CAD
$2,420 USD
As of October 30, 2026
Save $3,233 CAD (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,614 CAD at MOH London · As of November 1, 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 October 30, 2026, with prices from $3,380 to $6,614, a $3,233 spread on the same certified stone. MOH London lists it at $6,614. 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
Color
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: Oct 30
Current: $6,614 CAD|Low: $2,847 CAD|High: $6,694 CAD|Avg: $4,239 CAD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 5$3,380 CAD
Retailer 6$3,484 CAD
Retailer 8$3,603 CAD
Retailer 9$3,716 CAD
Retailer 2$3,716 CAD
Retailer 7$4,230 CAD
Retailer 3$4,640 CAD
Retailer 4$4,714 CAD
MOH London$6,614 CAD

44 data points across 9 retailers

11 retailers$3,380 CAD to $6,614 CAD

B+
Cheapest Retailer
-
$3,380 CAD
$2,420 USD
B+
Retailer 2
-
$3,484 CAD
$2,494 USD
View
Final sale: no returns
B+
Retailer 3
-
$3,603 CAD
$2,579 USD
View
B+
Retailer 4
-
$3,716 CAD
$2,660 USD
View
B+
Retailer 5
-
$3,716 CAD
£2,095 GBP
View
B+
Retailer 6
-
$3,779 CAD
$2,705 USD
View
B
Retailer 7
-
$4,084 CAD
A$4,498 AUD
View
Retailer 8
-
$4,230 CAD
A$4,658 AUD
View
Price last confirmed 25 days ago
B
Retailer 9
-
$4,640 CAD
ZAR 53,664 ZAR
View
B
Retailer 10
-
$4,714 CAD
€3,214 EUR
View
Most Expensive
B
MOH London
99BD1E4B4 · Nov 1
$6,614 CAD
£3,728 GBP
View
10 more retailers have this diamond
Prices start from $3,380 CADSave up to $3,233 CAD

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
$3,380 CAD