Heart|Natural|GIA

1.21ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 6541016689

Certificate GIA 6541016689

Diamond specifications and retailer prices

From $1,432 USD
As of November 6, 2026
Save $3,260 USD (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,692 USD at NZ Jewellers · As of November 5, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541016689. Listed at 15 retailers as of November 5, 2026, with prices from $1,432 to $4,692, a $3,260 spread on the same certified stone. NZ Jewellers lists it at $4,692. 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
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6541016689
Dimensions6.50 × 7.27 × 4.26 mm
L/W Ratio1.12
Top View
6.50 mm7.27 mm1.21 ctI / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541016689
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 58.6%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $4,692 USD|Low: $1,432 USD|High: $4,692 USD|Avg: $2,244 USD
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 6, 2026
Retailer 2$1,432 USD
Retailer 6$1,517 USD
Retailer 3$1,753 USD
Retailer 9$1,891 USD
Retailer 7$1,924 USD
Retailer 16$1,924 USD
Retailer 14$1,940 USD
Retailer 13$2,012 USD
Retailer 4$2,061 USD
Retailer 5$2,078 USD
Retailer 10$2,089 USD
Retailer 12$2,107 USD
Retailer 15$2,219 USD
Retailer 8$2,783 USD
Retailer 11$3,361 USD
NZ Jewellers$4,692 USD

28 data points across 16 retailers

15 retailers$1,432 USD to $4,692 USD

A
Cheapest Retailer
-
$1,432 USD
A
Retailer 2
-
$1,517 USD
View
Final sale: no returns
A
Retailer 3
-
$1,753 USD
View
A
Retailer 4
-
$1,891 USD
View
A
Retailer 5
-
$1,924 USD
View
Retailer 6
-
$1,924 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$1,940 USD
View
B+
Retailer 8
-
$2,012 USD
View
B+
Retailer 9
-
$2,061 USD
View
B+
Retailer 10
-
$2,078 USD
View
B+
Retailer 11
-
$2,089 USD
View
B+
Retailer 12
-
$2,107 USD
View
B+
Retailer 13
-
$2,219 USD
View
B
Retailer 14
-
$3,361 USD
View
Most Expensive
B
NZ Jewellers
38aabdc7-25f6-4010-aac9-c88f086b3951 · Nov 5
$4,692 USD
View
14 more retailers have this diamond
Prices start from $1,432 USDSave up to $3,260 USD

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
$1,432 USD