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Heart|Natural|GIA

1.70ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 5222563345

Certificate GIA 5222563345

Diamond specifications and retailer prices

From $5,090 AUD
$3,567 USD
As of November 2, 2026
Save $2,233 AUD (30%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,323 AUD at 77 Diamonds · As of November 1, 2026
View at 77 Diamonds

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 5222563345. Listed at 11 retailers as of November 1, 2026, with prices from $5,090 to $7,323, a $2,233 spread on the same certified stone. 77 Diamonds lists it at $7,323. 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
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5222563345
Dimensions6.62 × 8.19 × 5.21 mm
L/W Ratio1.24
Top View
6.62 mm8.19 mm1.70 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 5222563345
Side View
Table 59.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 63.6%

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 2
Current: $7,323 AUD|Low: $5,024 AUD|High: $7,349 AUD|Avg: $6,192 AUD|+2.1%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 6$5,090 AUD
Retailer 10$5,188 AUD
Retailer 12$5,240 AUD
Retailer 11$5,305 AUD
Retailer 3$6,094 AUD
Retailer 4$6,164 AUD
Retailer 5$6,381 AUD
Retailer 8$6,778 AUD
Retailer 9$6,778 AUD
Retailer 7$7,006 AUD
Retailer 2$7,082 AUD
77 Diamonds$7,323 AUD

39 data points across 12 retailers

11 retailers$5,090 AUD to $7,323 AUD

A
Cheapest Retailer
-
$5,090 AUD
$3,567 USD
A
Retailer 2
-
$5,188 AUD
$3,636 USD
View
A
Retailer 3
-
$5,240 AUD
$3,672 USD
View
A
Retailer 4
-
$5,305 AUD
$3,718 USD
View
A
Retailer 5
-
$5,498 AUD
View
A
Retailer 6
-
$6,381 AUD
$4,472 USD
View
B+
Retailer 7
-
$6,778 AUD
$4,750 USD
View
B+
Retailer 8
-
$6,778 AUD
$4,750 USD
View
B+
Retailer 9
-
$7,006 AUD
$4,910 USD
View
A
Retailer 10
-
$7,082 AUD
€4,727 EUR
View
Most Expensive
A
77 Diamonds
HSMBUQGT6SQX · Nov 1
$7,323 AUD
£4,041 GBP
View
10 more retailers have this diamond
Prices start from $5,090 AUDSave up to $2,233 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
$5,090 AUD