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Heart|Natural|GIA

1.21ct H SI2 Heart Natural Diamond

ID • H/SI2 • GIA 7552655479

Certificate GIA 7552655479

Diamond specifications and retailer prices

From €1,507 EUR
₹160,295 INR
As of November 1, 2026
Save €2,632 EUR (64%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €4,139 EUR 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 H 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 7552655479. Listed at 9 retailers as of October 30, 2026, with prices from €1,507 to €4,139, a €2,632 spread on the same certified stone. NZ Jewellers lists it at €4,139. 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
H
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7552655479
Dimensions6.53 × 7.37 × 4.29 mm
L/W Ratio1.13
Girdle conditionVery Thick
Top View
6.53 mm7.37 mm1.21 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7552655479
Side View
Table 57.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 58.2%

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: €4,139 EUR|Low: €1,479 EUR|High: €4,297 EUR|Avg: €2,359 EUR|-3.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 3€1,507 EUR
Retailer 8€1,585 EUR
Retailer 6€1,788 EUR
Retailer 9€1,879 EUR
Retailer 7€2,104 EUR
Retailer 2€2,172 EUR
Retailer 4€2,472 EUR
Retailer 5€3,473 EUR
NZ Jewellers€4,139 EUR

37 data points across 9 retailers

9 retailers€1,507 EUR to €4,139 EUR

A
Cheapest Retailer
-
€1,507 EUR
₹160,295 INR
A
Retailer 2
-
€1,585 EUR
$1,771 USD
View
Final sale: no returns
A
Retailer 3
-
€1,788 EUR
$1,998 USD
View
A
Retailer 4
-
€1,879 EUR
$2,099 USD
View
B+
Retailer 5
-
€2,104 EUR
$2,351 USD
View
B+
Retailer 6
-
€2,172 EUR
£1,911 GBP
View
B+
Retailer 7
-
€2,472 EUR
View
B
Retailer 8
-
€3,473 EUR
£3,055 GBP
View
Most Expensive
B
NZ Jewellers
a65ae868-67a0-4d0a-a61a-3601b62aaffe · Oct 30
€4,139 EUR
$4,624 USD
View
8 more retailers have this diamond
Prices start from €1,507 EURSave up to €2,632 EUR

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
€1,507 EUR