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Heart|Natural|GIA

1.21ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 5426090686

Certificate GIA 5426090686

Diamond specifications and retailer prices

From €2,348 EUR
$2,633 USD
As of October 31, 2026
Save €2,980 EUR (56%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €5,328 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 5426090686. Listed at 25 retailers as of October 30, 2026, with prices from €2,348 to €5,328, a €2,980 spread on the same certified stone. NZ Jewellers lists it at €5,328. 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
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5426090686
Dimensions6.59 × 7.07 × 4.31 mm
L/W Ratio1.07
Top View
6.59 mm7.07 mm1.21 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5426090686
Side View
Table 64.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 60.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €3,024 EUR|Low: €2,387 EUR|High: €5,176 EUR|Avg: €3,113 EUR|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 3€2,387 EUR
Retailer 9€2,430 EUR
Retailer 7€2,481 EUR
Retailer 8€2,603 EUR
Retailer 11€2,771 EUR
Retailer 10€2,877 EUR
Retailer 2€2,983 EUR
Retailer 1€3,024 EUR
Retailer 5€3,196 EUR
Retailer 4€3,579 EUR
Retailer 6€5,115 EUR

41 data points across 11 retailers

25 retailers€2,348 EUR to €5,328 EUR

B+
Cheapest Retailer
-
€2,348 EUR
$2,633 USD
B+
Retailer 2
-
€2,387 EUR
$2,677 USD
View
B+
Retailer 3
-
€2,430 EUR
$2,725 USD
View
Final sale: no returns
B+
Retailer 4
-
€2,450 EUR
$2,748 USD
View
B+
Retailer 5
-
€2,481 EUR
$2,783 USD
View
B+
Retailer 6
-
€2,603 EUR
$2,919 USD
View
B
Retailer 7
-
€2,771 EUR
$3,108 USD
View
B
Retailer 8
-
€2,771 EUR
$3,108 USD
View
B
Retailer 9
-
€2,790 EUR
$3,129 USD
View
B
Retailer 10
-
€2,832 EUR
CA$4,411 CAD
View
B
Retailer 11
-
€2,877 EUR
$3,227 USD
View
B
Retailer 12
-
€2,983 EUR
$3,346 USD
View
B
Retailer 13
-
€3,010 EUR
$3,376 USD
View
B
Retailer 14
-
€3,024 EUR
£2,670 GBP
View
B
Retailer 15
-
€3,147 EUR
$3,530 USD
View
B
Retailer 16
-
€3,147 EUR
$3,530 USD
View
B
Retailer 17
-
€3,196 EUR
£2,823 GBP
View
B
Retailer 18
-
€3,197 EUR
$3,586 USD
View
B
Retailer 19
-
€3,254 EUR
$3,650 USD
View
Retailer 20
-
€3,466 EUR
$3,887 USD
View
Price last confirmed 11 days ago
B
Retailer 21
-
€3,579 EUR
View
B
Retailer 22
-
€3,592 EUR
$4,029 USD
View
B
Retailer 23
-
€4,414 EUR
$4,951 USD
View
B
Retailer 24
-
€5,115 EUR
£4,517 GBP
View
Most Expensive
B
NZ Jewellers
b2c6f282-9c68-4ba7-94d9-d58a71100785 · Oct 30
€5,328 EUR
$5,976 USD
View
24 more retailers have this diamond
Prices start from €2,348 EURSave up to €2,980 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.

B+
1.21ct Heart
€2,348 EUR