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Heart|Natural|GIA

1.21ct H SI2 Heart Natural Diamond

ID • H/SI2 • GIA 2548637874

Certificate GIA 2548637874

Diamond specifications and retailer prices

From €1,781 EUR
$1,998 USD
As of November 2, 2026
Save €3,006 EUR (63%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €4,788 EUR at NZ Jewellers · As of November 3, 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 2548637874. Listed at 16 retailers as of November 2, 2026, with prices from €1,781 to €4,788, a €3,006 spread on the same certified stone. NZ Jewellers lists it at €4,788. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2548637874
Dimensions7.14 × 6.45 × 4.30 mm
L/W Ratio1.11
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Indented Natural
Top View
7.14 mm6.45 mm1.21 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2548637874
Side View
Table 61.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 60.2%

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 2
Current: €4,788 EUR|Low: €1,581 EUR|High: €4,788 EUR|Avg: €2,513 EUR|+1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 9€1,781 EUR
Retailer 4€1,790 EUR
Retailer 16€1,897 EUR
Retailer 12€2,075 EUR
Retailer 14€2,075 EUR
Retailer 13€2,170 EUR
Retailer 5€2,175 EUR
Retailer 10€2,264 EUR
Retailer 3€2,265 EUR
Retailer 7€2,389 EUR
Retailer 8€2,389 EUR
Retailer 15€2,394 EUR
Retailer 6€2,470 EUR
Retailer 11€2,859 EUR
Retailer 2€4,013 EUR
NZ Jewellers€4,788 EUR

44 data points across 16 retailers

16 retailers€1,781 EUR to €4,788 EUR

A
Cheapest Retailer
-
€1,781 EUR
$1,998 USD
A
Retailer 2
-
€1,790 EUR
$2,008 USD
View
A
Retailer 3
-
€1,897 EUR
$2,128 USD
View
Final sale: no returns
B+
Retailer 4
-
€2,075 EUR
$2,327 USD
View
B+
Retailer 5
-
€2,075 EUR
$2,327 USD
View
B+
Retailer 6
-
€2,170 EUR
$2,434 USD
View
B+
Retailer 7
-
€2,175 EUR
$2,440 USD
View
B+
Retailer 8
-
€2,264 EUR
£2,000 GBP
View
B+
Retailer 9
-
€2,265 EUR
$2,540 USD
View
B+
Retailer 10
-
€2,389 EUR
$2,680 USD
View
B+
Retailer 11
-
€2,389 EUR
$2,680 USD
View
B+
Retailer 12
-
€2,394 EUR
$2,685 USD
View
B+
Retailer 13
-
€2,470 EUR
$2,770 USD
View
B+
Retailer 14
-
€2,859 EUR
View
B
Retailer 15
-
€4,013 EUR
£3,544 GBP
View
Most Expensive
B
NZ Jewellers
16db4d77-b7d0-4106-b007-8ab322cb2121 · Nov 3
€4,788 EUR
$5,370 USD
View
15 more retailers have this diamond
Prices start from €1,781 EURSave up to €3,006 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
€1,781 EUR