CaratHunter
Plans
Heart|Natural|GIA

1.21ct J IF Heart Natural Diamond

EX • J/IF • GIA 6555116906

Certificate GIA 6555116906

Diamond specifications and retailer prices

From $4,549 NZD
As of November 6, 2026
Save $1,076 NZD (19%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,626 NZD at GemTrove · As of November 7, 2026
View at GemTrove

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555116906. Listed at 7 retailers as of November 6, 2026, with prices from $4,549 to $5,626, a $1,076 spread on the same certified stone. GemTrove lists it at $5,626. 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
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6555116906
Dimensions6.65 × 7.29 × 4.32 mm
L/W Ratio1.10
Top View
6.65 mm7.29 mm1.21 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6555116906
Side View
Table 58.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 59.3%

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 6
Current: $5,626 NZD|Low: $4,135 NZD|High: $6,072 NZD|Avg: $5,163 NZD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 4$4,549 NZD
Retailer 3$4,602 NZD
Retailer 7$4,665 NZD
Retailer 2$4,869 NZD
Retailer 6$5,248 NZD
Retailer 5$5,428 NZD
GemTrove$5,626 NZD

42 data points across 7 retailers

7 retailers$4,549 NZD to $5,626 NZD

B+
Cheapest Retailer
-
$4,549 NZD
B+
Retailer 2
-
$4,602 NZD
View
Final sale: no returns
B+
Retailer 3
-
$4,665 NZD
View
B+
Retailer 4
-
$4,869 NZD
View
B+
Retailer 5
-
$5,248 NZD
View
B+
Retailer 6
-
$5,428 NZD
View
Most Expensive
B+
GemTrove
GT-N-01269241-98 · Nov 7
$5,626 NZD
A$4,798 AUD
View
6 more retailers have this diamond
Prices start from $4,549 NZDSave up to $1,076 NZD

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
$4,549 NZD