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Heart|Natural|GIA

1.22ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 1443283224

Certificate GIA 1443283224

Diamond specifications and retailer prices

From £1,353 GBP
$1,816 USD
As of November 2, 2026
Save £1,670 GBP (55%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,023 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.22ct natural heart diamond

This 1.22ct 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 1443283224. Listed at 15 retailers as of November 1, 2026, with prices from £1,353 to £3,023, a £1,670 spread on the same certified stone. MOH London lists it at £3,023. 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

1.22
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1443283224
Dimensions5.74 × 5.57 × 4.10 mm
L/W Ratio1.03
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
5.74 mm5.57 mm1.22 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1443283224
Side View
Table 66.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 73.5%

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: £3,023 GBP|Low: £1,127 GBP|High: £3,060 GBP|Avg: £1,829 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 6£1,353 GBP
Retailer 12£1,405 GBP
Retailer 11£1,408 GBP
Retailer 9£1,443 GBP
Retailer 4£1,471 GBP
Retailer 8£1,563 GBP
Retailer 10£1,788 GBP
Retailer 5£1,878 GBP
Retailer 2£2,017 GBP
Retailer 7£2,222 GBP
Retailer 3£2,480 GBP
MOH London£3,023 GBP

43 data points across 12 retailers

15 retailers£1,353 GBP to £3,023 GBP

A
Cheapest Retailer
-
£1,353 GBP
$1,816 USD
A
Retailer 2
-
£1,405 GBP
$1,886 USD
View
A
Retailer 3
-
£1,408 GBP
$1,889 USD
View
A
Retailer 4
-
£1,411 GBP
$1,894 USD
View
A
Retailer 5
-
£1,443 GBP
$1,936 USD
View
Final sale: no returns
A
Retailer 6
-
£1,471 GBP
$1,974 USD
View
B+
Retailer 7
-
£1,563 GBP
$2,098 USD
View
B+
Retailer 8
-
£1,606 GBP
$2,155 USD
View
Retailer 9
-
£1,695 GBP
$2,274 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
£1,788 GBP
$2,400 USD
View
B+
Retailer 11
-
£1,878 GBP
View
B+
Retailer 12
-
£2,017 GBP
€2,578 EUR
View
B+
Retailer 13
-
£2,222 GBP
SGD 4,030 SGD
View
B
Retailer 14
-
£2,480 GBP
$3,328 USD
View
Most Expensive
B
MOH London
EC81B58E1 · Nov 1
£3,023 GBP
View
14 more retailers have this diamond
Prices start from £1,353 GBPSave up to £1,670 GBP

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
1.22ct Heart
£1,353 GBP