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Heart|Natural|GIA

1.70ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 2546776048

Certificate GIA 2546776048

Diamond specifications and retailer prices

From $8,189 AUD
$5,739 USD
As of November 1, 2026
Save $7,514 AUD (48%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $15,703 AUD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.7ct natural heart diamond

This 1.7ct natural heart sits in the one-and-a-half to two 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 2546776048. Listed at 12 retailers as of November 1, 2026, with prices from $8,189 to $15,703, a $7,514 spread on the same certified stone. NZ Jewellers lists it at $15,703. 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

1.70
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546776048
Dimensions7.12 × 8.32 × 4.71 mm
L/W Ratio1.17
Top View
7.12 mm8.32 mm1.70 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2546776048
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 56.6%

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 1
Current: $15,703 AUD|Low: $8,189 AUD|High: $16,623 AUD|Avg: $10,620 AUD|-5.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 12$8,189 AUD
Retailer 4$8,666 AUD
Retailer 7$8,667 AUD
Retailer 5$8,847 AUD
Retailer 2$9,006 AUD
Retailer 9$9,389 AUD
Retailer 8$9,533 AUD
Retailer 11$9,857 AUD
Retailer 3$9,930 AUD
Retailer 10$10,833 AUD
Retailer 6$13,832 AUD
NZ Jewellers$15,703 AUD

43 data points across 12 retailers

12 retailers$8,189 AUD to $15,703 AUD

A
Cheapest Retailer
-
$8,189 AUD
$5,739 USD
B+
Retailer 2
-
$8,666 AUD
$6,073 USD
View
Final sale: no returns
B+
Retailer 3
-
$8,667 AUD
$6,074 USD
View
B+
Retailer 4
-
$8,847 AUD
£4,882 GBP
View
B+
Retailer 5
-
$9,006 AUD
£4,970 GBP
View
B+
Retailer 6
-
$9,389 AUD
$6,580 USD
View
B+
Retailer 7
-
$9,533 AUD
$6,681 USD
View
B+
Retailer 8
-
$9,857 AUD
$6,908 USD
View
Retailer 9
-
$9,930 AUD
$6,959 USD
View
Price last confirmed 12 days ago
B
Retailer 10
-
$10,833 AUD
$7,592 USD
View
B
Retailer 11
-
$13,832 AUD
£7,633 GBP
View
Most Expensive
B
NZ Jewellers
f7fa94a4-fb2c-4b53-8e4c-614383ce9136 · Nov 3
$15,703 AUD
$11,005 USD
View
11 more retailers have this diamond
Prices start from $8,189 AUDSave up to $7,514 AUD

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
1.70ct Heart
$8,189 AUD