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Heart|Natural|GIA

1.20ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 7553655500

Certificate GIA 7553655500

Diamond specifications and retailer prices

From $2,908 NZD
As of November 6, 2026
Save $3,576 NZD (55%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,483 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 1.2ct natural heart diamond

This 1.2ct natural heart sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7553655500. Listed at 8 retailers as of November 4, 2026, with prices from $2,908 to $6,483, a $3,576 spread on the same certified stone. MOH London lists it at $6,483. 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

1.20
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 7553655500
Dimensions6.96 × 7.25 × 3.80 mm
L/W Ratio1.04
Key to symbols
Twinning Wisp, Crystal, Needle
Top View
6.96 mm7.25 mm1.20 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 7553655500
Side View
Table 63.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 52.4%

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 6
Current: $6,483 NZD|Low: $2,886 NZD|High: $6,577 NZD|Avg: $4,291 NZD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 4$2,908 NZD
Retailer 6$3,379 NZD
Retailer 7$3,563 NZD
Retailer 3$4,030 NZD
Retailer 5$4,575 NZD
Retailer 2$5,038 NZD
MOH London$6,483 NZD

45 data points across 7 retailers

8 retailers$2,908 NZD to $6,483 NZD

A
Cheapest Retailer
-
$2,908 NZD
A
Retailer 2
-
$3,379 NZD
View
Final sale: no returns
A
Retailer 3
-
$3,563 NZD
View
A
Retailer 4
-
$4,030 NZD
View
A
Retailer 5
-
$4,126 NZD
View
Retailer 6
-
$4,575 NZD
View
Price last confirmed 32 days ago
B+
Retailer 7
-
$5,038 NZD
View
Most Expensive
B+
MOH London
4FB6CE586 · Nov 4
$6,483 NZD
£2,830 GBP
View
7 more retailers have this diamond
Prices start from $2,908 NZDSave up to $3,576 NZD

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
1.20ct Heart
$2,908 NZD