CaratHunter
Plans
Heart|Natural|GIA

1.21ct E SI2 Heart Natural Diamond

EX • E/SI2 • GIA 7522704484

Certificate GIA 7522704484

Diamond specifications and retailer prices

From $3,189 AUD
HK$17,500 HKD
As of November 1, 2026
Save $5,458 AUD (63%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,647 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.21ct natural heart diamond

This 1.21ct natural heart sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7522704484. Listed at 18 retailers as of October 30, 2026, with prices from $3,189 to $8,647, a $5,458 spread on the same certified stone. NZ Jewellers lists it at $8,647. 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

1.21
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7522704484
Dimensions7.48 × 6.57 × 4.38 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Knot, Cavity, Needle
Top View
7.48 mm6.57 mm1.21 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7522704484
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 58.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $8,647 AUD|Low: $3,152 AUD|High: $8,647 AUD|Avg: $4,828 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 12$3,189 AUD
Retailer 2$3,344 AUD
Retailer 4$3,707 AUD
Retailer 6$3,817 AUD
Retailer 9$4,089 AUD
Retailer 3$4,136 AUD
Retailer 14$4,136 AUD
Retailer 15$4,295 AUD
Retailer 7$4,338 AUD
Retailer 11$4,422 AUD
Retailer 8$4,422 AUD
Retailer 5$4,476 AUD
Retailer 16$4,772 AUD
Retailer 10$6,917 AUD
Retailer 13$8,326 AUD
NZ Jewellers$8,647 AUD

25 data points across 16 retailers

18 retailers$3,189 AUD to $8,647 AUD

A
Cheapest Retailer
-
$3,189 AUD
HK$17,500 HKD
A
Retailer 2
-
$3,344 AUD
₹223,729 INR
View
A
Retailer 3
-
$3,707 AUD
SGD 3,519 SGD
View
B+
Retailer 4
-
$3,817 AUD
$2,681 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,959 AUD
$2,781 USD
View
B+
Retailer 6
-
$4,089 AUD
£2,262 GBP
View
B+
Retailer 7
-
$4,136 AUD
$2,905 USD
View
B+
Retailer 8
-
$4,136 AUD
$2,905 USD
View
B+
Retailer 9
-
$4,208 AUD
View
B+
Retailer 10
-
$4,295 AUD
$3,017 USD
View
B+
Retailer 11
-
$4,338 AUD
$3,047 USD
View
B+
Retailer 12
-
$4,422 AUD
£2,446 GBP
View
B+
Retailer 13
-
$4,422 AUD
SGD 4,198 SGD
View
B+
Retailer 14
-
$4,476 AUD
$3,144 USD
View
B+
Retailer 15
-
$4,772 AUD
$3,352 USD
View
B
Retailer 16
-
$6,917 AUD
£3,826 GBP
View
B
Retailer 17
-
$8,326 AUD
£4,605 GBP
View
Most Expensive
B
NZ Jewellers
1c491a7c-0151-4ef4-8d57-67f1107129e3 · Oct 30
$8,647 AUD
$6,074 USD
View
17 more retailers have this diamond
Prices start from $3,189 AUDSave up to $5,458 AUD

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.

A
1.21ct Heart
$3,189 AUD