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Heart|Natural|GIA

1.12ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 1242063357

Certificate GIA 1242063357

Diamond specifications and retailer prices

From $3,119 NZD
As of November 5, 2026
Save $4,944 NZD (61%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,063 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 1242063357. Listed at 8 retailers as of November 3, 2026, with prices from $3,119 to $8,063, a $4,944 spread on the same certified stone. NZ Jewellers lists it at $8,063. 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
FluorescenceFaint
Pavilion angle38.6°
OriginNatural
Grading LabGIA
CertificateGIA 1242063357
Dimensions6.28 × 7.16 × 4.22 mm
L/W Ratio1.14
Key to symbols
Twinning Wisp
Top View
6.28 mm7.16 mm1.12 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1242063357
Side View
Table 56.0%CrownGirdle: STK-VTKPavilion 38.6°Culet: NoneDepth 58.9%

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 5
Current: $8,063 NZD|Low: $3,119 NZD|High: $8,577 NZD|Avg: $4,815 NZD|+5.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 4, 2026
Retailer 6$3,119 NZD
Retailer 7$3,307 NZD
Retailer 8$3,372 NZD
Retailer 2$3,385 NZD
Retailer 4$3,899 NZD
Retailer 3$4,955 NZD
Retailer 5$5,792 NZD
NZ Jewellers$8,063 NZD

29 data points across 8 retailers

8 retailers$3,119 NZD to $8,063 NZD

A
Cheapest Retailer
-
$3,119 NZD
A
Retailer 2
-
$3,307 NZD
View
Retailer 3
-
$3,372 NZD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$3,385 NZD
View
B+
Retailer 5
-
$3,899 NZD
View
B+
Retailer 6
-
$4,955 NZD
View
B+
Retailer 7
-
$5,792 NZD
View
Most Expensive
B
NZ Jewellers
49c28a41-2257-42e4-afd9-15dd2f9ebd19 · Nov 3
$8,063 NZD
$4,545 USD
View
7 more retailers have this diamond
Prices start from $3,119 NZDSave up to $4,944 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
$3,119 NZD