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Heart|Natural|GIA

1.21ct E SI2 Heart Natural Diamond

EX • E/SI2 • GIA 7516474666

Certificate GIA 7516474666

Diamond specifications and retailer prices

From $4,247 NZD
HK$18,700 HKD
As of November 1, 2026
Save $2,605 NZD (38%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $6,852 NZD at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

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 7516474666. Listed at 4 retailers as of October 30, 2026, with prices from $4,247 to $6,852, a $2,605 spread on the same certified stone. 77 Diamonds lists it at $6,852. 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
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7516474666
Dimensions6.79 × 7.52 × 4.07 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
6.79 mm7.52 mm1.21 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7516474666
Side View
Table 57.0%CrownGirdle: MED-MEDPavilionCulet: NoneDepth 54.1%

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: $6,852 NZD|Low: $4,224 NZD|High: $7,491 NZD|Avg: $5,930 NZD|-8.5%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 2$4,247 NZD
Retailer 5$5,245 NZD
Retailer 3$5,408 NZD
Retailer 4$6,217 NZD
77 Diamonds$6,852 NZD
Retailer 6$7,491 NZD

7 data points across 6 retailers

4 retailers$4,247 NZD to $6,852 NZD

A
Cheapest Retailer
-
$4,247 NZD
HK$18,700 HKD
B+
Retailer 2
-
$4,866 NZD
A$4,219 AUD
View
B+
Retailer 3
-
$5,408 NZD
$3,048 USD
View
Most Expensive
B
77 Diamonds
HSEVJJY5S3GC · Oct 30
$6,852 NZD
£3,041 GBP
View
3 more retailers have this diamond
Prices start from $4,247 NZDSave up to $2,605 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.

A
1.21ct Heart
$4,247 NZD