Heart|Natural|GIA

1.21ct E SI2 Heart Natural Diamond

EX • E/SI2 • GIA 6542545800

Certificate GIA 6542545800

Diamond specifications and retailer prices

From $2,096 USD
£1,651 GBP
As of November 1, 2026
Save $2,336 USD (53%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,432 USD 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 6542545800. Listed at 6 retailers as of October 30, 2026, with prices from $2,096 to $4,432, a $2,336 spread on the same certified stone. NZ Jewellers lists it at $4,432. 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
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.07°
Pavilion angle40.07°
OriginNatural
Grading LabGIA
CertificateGIA 6542545800
Dimensions6.37 × 7.05 × 4.45 mm
L/W Ratio1.11
Top View
6.37 mm7.05 mm1.21 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542545800
Side View
Table 61.0%Crown 44.07°Girdle: MED-VTKPavilion 40.07°Culet: NoneDepth 63.1%

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 1
Current: $4,432 USD|Low: $2,096 USD|High: $4,489 USD|Avg: $2,785 USD|-1.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2$2,096 USD
Retailer 5$2,120 USD
Retailer 6$2,218 USD
Retailer 7$2,258 USD
Retailer 3$2,592 USD
Retailer 8$2,601 USD
Retailer 11$2,607 USD
Retailer 9$2,670 USD
Retailer 10$2,847 USD
Retailer 4$3,734 USD
NZ Jewellers$4,432 USD

30 data points across 11 retailers

6 retailers$2,096 USD to $4,432 USD

A
Cheapest Retailer
-
$2,096 USD
£1,651 GBP
A
Retailer 2
-
$2,120 USD
View
A
Retailer 3
-
$2,218 USD
View
A
Retailer 4
-
$2,258 USD
View
B+
Retailer 5
-
$3,734 USD
£2,940 GBP
View
Most Expensive
B
NZ Jewellers
beba394f-2a39-4cb9-9660-3e3eea33b07b · Oct 30
$4,432 USD
View
5 more retailers have this diamond
Prices start from $2,096 USDSave up to $2,336 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
$2,096 USD