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Heart|Natural|GIA

1.05ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 2241025670

Certificate GIA 2241025670

Diamond specifications and retailer prices

From $3,023 NZD
As of November 6, 2026
Save $5,590 NZD (65%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,614 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.05ct natural heart diamond

This 1.05ct 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 2241025670. Listed at 10 retailers as of November 5, 2026, with prices from $3,023 to $8,614, a $5,590 spread on the same certified stone. NZ Jewellers lists it at $8,614. 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

1.05
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle39.23°
OriginNatural
Grading LabGIA
CertificateGIA 2241025670
Dimensions6.14 × 6.99 × 3.68 mm
L/W Ratio1.14
Key to symbols
Crystal, Needle
Top View
6.14 mm6.99 mm1.05 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2241025670
Side View
Table 58.0%CrownGirdle: STK-VTKPavilion 39.23°Culet: NoneDepth 59.9%

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: $8,614 NZD|Low: $3,023 NZD|High: $9,523 NZD|Avg: $5,226 NZD|-9.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9$3,023 NZD
Retailer 4$3,687 NZD
Retailer 8$3,839 NZD
Retailer 7$4,120 NZD
Retailer 2$4,212 NZD
Retailer 6$4,310 NZD
Retailer 10$4,652 NZD
Retailer 5$6,269 NZD
Retailer 3$7,198 NZD
NZ Jewellers$8,614 NZD

40 data points across 10 retailers

10 retailers$3,023 NZD to $8,614 NZD

A
Cheapest Retailer
-
$3,023 NZD
A
Retailer 2
-
$3,687 NZD
View
A
Retailer 3
-
$3,839 NZD
View
A
Retailer 4
-
$4,120 NZD
View
A
Retailer 5
-
$4,212 NZD
View
B+
Retailer 6
-
$4,310 NZD
View
B+
Retailer 7
-
$4,652 NZD
View
B+
Retailer 8
-
$6,269 NZD
View
B
Retailer 9
-
$7,198 NZD
View
Most Expensive
B
NZ Jewellers
cbbc0d21-a428-4991-ba5d-51ae227ac0d0 · Nov 5
$8,614 NZD
$4,775 USD
View
9 more retailers have this diamond
Prices start from $3,023 NZDSave up to $5,590 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
1.05ct Heart
$3,023 NZD