Heart|Natural|GIA

1.21ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 2556967046

Certificate GIA 2556967046

Diamond specifications and retailer prices

From $1,561 USD
As of November 6, 2026
Save $2,869 USD (65%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,430 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 D 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 2556967046. Listed at 10 retailers as of November 5, 2026, with prices from $1,561 to $4,430, a $2,869 spread on the same certified stone. NZ Jewellers lists it at $4,430. 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
D
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
Pavilion angle39.88°
OriginNatural
Grading LabGIA
CertificateGIA 2556967046
Dimensions6.64 × 7.20 × 4.34 mm
L/W Ratio1.08
Key to symbols
Cloud, Feather, Crystal, Needle
Top View
6.64 mm7.20 mm1.21 ctD / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2556967046
Side View
Table 62.0%CrownGirdle: STK-VTKPavilion 39.88°Culet: NoneDepth 60.3%

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: $4,430 USD|Low: $1,548 USD|High: $5,184 USD|Avg: $2,866 USD|-14.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7$1,561 USD
Retailer 6$1,992 USD
Retailer 5$2,119 USD
Retailer 2$2,165 USD
Retailer 4$2,217 USD
Retailer 10$2,579 USD
Retailer 9$2,786 USD
Retailer 8$3,234 USD
Retailer 3$3,703 USD
NZ Jewellers$4,430 USD

35 data points across 10 retailers

10 retailers$1,561 USD to $4,430 USD

A
Cheapest Retailer
-
$1,561 USD
A
Retailer 2
-
$1,992 USD
View
A
Retailer 3
-
$2,119 USD
View
A
Retailer 4
-
$2,165 USD
View
A
Retailer 5
-
$2,217 USD
View
B+
Retailer 6
-
$2,579 USD
View
Retailer 7
-
$2,786 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$3,234 USD
View
B+
Retailer 9
-
$3,703 USD
View
Most Expensive
B
NZ Jewellers
b5984b9e-b597-4fd6-bf64-badd2a1171f9 · Nov 5
$4,430 USD
View
9 more retailers have this diamond
Prices start from $1,561 USDSave up to $2,869 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
$1,561 USD