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Heart|Natural|GIA

1.07ct G SI1 Heart Natural Diamond

ID • G/SI1 • GIA 2

Certificate GIA 2

Diamond specifications and retailer prices

From $5,666 AUD
$3,971 USD
As of November 2, 2026
Save $1,493 AUD (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $7,159 AUD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.07ct natural heart diamond

This 1.07ct natural heart sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 3 retailers as of October 31, 2026, with prices from $5,666 to $7,159, a $1,493 spread on the same certified stone. Blue Nile lists it at $7,159. 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

1.07
Carat
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2
Dimensions6.61 × 6.98 × 3.81 mm
L/W Ratio1.06
Top View
6.61 mm6.98 mm1.07 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2
Side View
Table 55.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 54.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $7,159 AUD|Low: $5,666 AUD|High: $7,159 AUD|Avg: $6,095 AUD
Blue Nile
Retailer 2
Retailer 3
September 26, 2026
Retailer 2$5,666 AUD
Retailer 3$5,992 AUD
Blue Nile$7,159 AUD

2 data points across 3 retailers

3 retailers$5,666 AUD to $7,159 AUD

B
Cheapest Retailer
-
$5,666 AUD
$3,971 USD
B
Retailer 2
-
$5,992 AUD
$4,199 USD
View
Most Expensive
B
Blue Nile
285250 · Oct 31
$7,159 AUD
$5,017 USD
View
2 more retailers have this diamond
Prices start from $5,666 AUDSave up to $1,493 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.

B
1.07ct Heart
$5,666 AUD