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Heart|Natural|GIA

1.03ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 6512176333

Certificate GIA 6512176333

Diamond specifications and retailer prices

From $4,905 NZD
A$4,245 AUD
As of November 2, 2026
Save $5,308 NZD (52%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $10,212 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.03ct natural heart diamond

This 1.03ct natural heart sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6512176333. Listed at 12 retailers as of October 30, 2026, with prices from $4,905 to $10,212, a $5,308 spread on the same certified stone. NZ Jewellers lists it at $10,212. 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

1.03
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6512176333
Dimensions6.24 × 7.12 × 4.11 mm
L/W Ratio1.14
Top View
6.24 mm7.12 mm1.03 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6512176333
Side View
Table 64.0%CrownGirdlePavilionCulet: NoneDepth 57.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $10,212 NZD|Low: $5,005 NZD|High: $10,212 NZD|Avg: $6,757 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7$5,005 NZD
Retailer 5$5,204 NZD
Retailer 3$5,656 NZD
Retailer 8$5,862 NZD
Retailer 9$5,862 NZD
Retailer 6$6,087 NZD
Retailer 4$6,125 NZD
Retailer 10$6,763 NZD
Retailer 2$9,568 NZD
NZ Jewellers$10,212 NZD

43 data points across 10 retailers

12 retailers$4,905 NZD to $10,212 NZD

B+
Cheapest Retailer
-
$4,905 NZD
A$4,245 AUD
B+
Retailer 2
-
$5,005 NZD
$2,816 USD
View
B+
Retailer 3
-
$5,204 NZD
$2,928 USD
View
B
Retailer 4
-
$5,656 NZD
£2,506 GBP
View
B
Retailer 5
-
$5,862 NZD
$3,298 USD
View
B
Retailer 6
-
$5,862 NZD
$3,298 USD
View
B
Retailer 7
-
$6,087 NZD
$3,425 USD
View
B
Retailer 8
-
$6,117 NZD
$3,442 USD
View
B
Retailer 9
-
$6,125 NZD
£2,714 GBP
View
B
Retailer 10
-
$6,763 NZD
$3,805 USD
View
B
Retailer 11
-
$9,568 NZD
£4,239 GBP
View
Most Expensive
B
NZ Jewellers
50ace971-e0e8-4a6a-9251-e7024bf70ea9 · Oct 30
$10,212 NZD
$5,746 USD
View
11 more retailers have this diamond
Prices start from $4,905 NZDSave up to $5,308 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.

B+
1.03ct Heart
$4,905 NZD