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Heart|Natural|GIA

1.12ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 6521875742

Certificate GIA 6521875742

Diamond specifications and retailer prices

From $3,434 NZD
As of November 2, 2026
Save $5,042 NZD (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $8,476 NZD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.12ct natural heart diamond

This 1.12ct natural heart sits in the classic one-carat band, graded G 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 6521875742. Listed at 6 retailers as of November 2, 2026, with prices from $3,434 to $8,476, a $5,042 spread on the same certified stone. NZ Jewellers lists it at $8,476. 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

1.12
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle42.06°
OriginNatural
Grading LabGIA
CertificateGIA 6521875742
Dimensions6.29 × 7.35 × 4.29 mm
L/W Ratio1.17
Top View
6.29 mm7.35 mm1.12 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6521875742
Side View
Table 62.0%Crown 34.9°Girdle: STK-THKPavilion 42.06°Culet: NoneDepth 58.4%

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: Nov 2
Current: $8,476 NZD|Low: $3,434 NZD|High: $8,476 NZD|Avg: $4,611 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 2$3,434 NZD
Retailer 7$3,436 NZD
Retailer 5$3,475 NZD
Retailer 4$3,635 NZD
Retailer 6$3,713 NZD
Retailer 8$4,121 NZD
Retailer 9$4,607 NZD
Retailer 3$6,087 NZD
NZ Jewellers$8,476 NZD

30 data points across 9 retailers

6 retailers$3,434 NZD to $8,476 NZD

A
Cheapest Retailer
-
$3,434 NZD
A
Retailer 2
-
$3,475 NZD
View
A
Retailer 3
-
$3,635 NZD
View
A
Retailer 4
-
$3,713 NZD
View
B
Retailer 5
-
$6,087 NZD
View
Most Expensive
B
NZ Jewellers
04371612-8845-4666-b059-9b7532824d4c · Nov 3
$8,476 NZD
$4,778 USD
View
5 more retailers have this diamond
Prices start from $3,434 NZDSave up to $5,042 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
1.12ct Heart
$3,434 NZD