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Heart|Natural|GIA

1.20ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 5553259583

Certificate GIA 5553259583

Diamond specifications and retailer prices

From $3,118 NZD
₹167,078 INR
As of November 2, 2026
Save $5,450 NZD (64%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $8,568 NZD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.2ct natural heart diamond

This 1.2ct 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 5553259583. Listed at 9 retailers as of November 2, 2026, with prices from $3,118 to $8,568, a $5,450 spread on the same certified stone. NZ Jewellers lists it at $8,568. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5553259583
Dimensions6.46 × 7.39 × 4.30 mm
L/W Ratio1.14
Girdle conditionSlightly Thick
Top View
6.46 mm7.39 mm1.20 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5553259583
Side View
Table 60.0%CrownGirdle: MediumPavilionCulet: NoneDepth 58.2%

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: $8,568 NZD|Low: $3,057 NZD|High: $8,881 NZD|Avg: $4,851 NZD|-3.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 3$3,118 NZD
Retailer 8$3,283 NZD
Retailer 6$3,702 NZD
Retailer 9$3,869 NZD
Retailer 7$4,346 NZD
Retailer 2$4,461 NZD
Retailer 4$5,117 NZD
Retailer 5$7,180 NZD
NZ Jewellers$8,568 NZD

36 data points across 9 retailers

9 retailers$3,118 NZD to $8,568 NZD

A
Cheapest Retailer
-
$3,118 NZD
₹167,078 INR
A
Retailer 2
-
$3,283 NZD
$1,847 USD
View
Final sale: no returns
A
Retailer 3
-
$3,702 NZD
$2,083 USD
View
B+
Retailer 4
-
$3,869 NZD
$2,177 USD
View
B+
Retailer 5
-
$4,346 NZD
$2,445 USD
View
B+
Retailer 6
-
$4,461 NZD
£1,976 GBP
View
B+
Retailer 7
-
$5,117 NZD
€2,742 EUR
View
B
Retailer 8
-
$7,180 NZD
£3,181 GBP
View
Most Expensive
B
NZ Jewellers
144bfd90-f8c1-4735-8d51-c7e3cabf9354 · Nov 3
$8,568 NZD
$4,821 USD
View
8 more retailers have this diamond
Prices start from $3,118 NZDSave up to $5,450 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
$3,118 NZD