Heart|Natural|GIA

1.21ct H SI2 Heart Natural Diamond

ID • H/SI2 • GIA 2548637874

Certificate GIA 2548637874

Diamond specifications and retailer prices

From $2,008 USD
As of October 30, 2026
Save $3,362 USD (63%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,370 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 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 October 30, 2026, with prices from $2,008 to $5,370, a $3,362 spread on the same certified stone. NZ Jewellers lists it at $5,370. 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 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $5,370 USD|Low: $1,773 USD|High: $5,370 USD|Avg: $2,816 USD|+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 1, 2026
Retailer 4$2,008 USD
Retailer 10$2,028 USD
Retailer 16$2,128 USD
Retailer 11$2,327 USD
Retailer 13$2,327 USD
Retailer 12$2,434 USD
Retailer 5$2,440 USD
Retailer 2$2,540 USD
Retailer 3$2,540 USD
Retailer 7$2,680 USD
Retailer 8$2,680 USD
Retailer 15$2,685 USD
Retailer 6$2,770 USD
Retailer 9$3,208 USD
Retailer 14$4,525 USD
NZ Jewellers$5,370 USD

44 data points across 16 retailers

16 retailers$2,008 USD to $5,370 USD

A
Cheapest Retailer
-
$2,008 USD
A
Retailer 2
-
$2,028 USD
View
A
Retailer 3
-
$2,128 USD
View
Final sale: no returns
B+
Retailer 4
-
$2,327 USD
View
B+
Retailer 5
-
$2,327 USD
View
B+
Retailer 6
-
$2,434 USD
View
B+
Retailer 7
-
$2,440 USD
View
B+
Retailer 8
-
$2,540 USD
£2,000 GBP
View
B+
Retailer 9
-
$2,540 USD
View
B+
Retailer 10
-
$2,680 USD
View
B+
Retailer 11
-
$2,680 USD
View
B+
Retailer 12
-
$2,685 USD
View
B+
Retailer 13
-
$2,770 USD
View
B+
Retailer 14
-
$3,208 USD
€3,055 EUR
View
B
Retailer 15
-
$4,525 USD
£3,563 GBP
View
Most Expensive
B
NZ Jewellers
16db4d77-b7d0-4106-b007-8ab322cb2121 · Oct 30
$5,370 USD
View
15 more retailers have this diamond
Prices start from $2,008 USDSave up to $3,362 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
$2,008 USD