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Heart|Natural|GIA

1.00ct K SI2 Heart Natural Diamond

EX • K/SI2 • GIA 7462129285

Certificate GIA 7462129285

Diamond specifications and retailer prices

From $1,880 AUD
As of November 6, 2026
Save $1,914 AUD (50%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,795 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7462129285. Listed at 7 retailers as of November 4, 2026, with prices from $1,880 to $3,795, a $1,914 spread on the same certified stone. MOH London lists it at $3,795. 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

1.00
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7462129285
Dimensions5.56 × 5.46 × 3.77 mm
L/W Ratio1.02
Top View
5.56 mm5.46 mm1.00 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7462129285
Side View
Table 60.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 69.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,795 AUD|Low: $1,863 AUD|High: $3,850 AUD|Avg: $2,551 AUD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4$1,880 AUD
Retailer 5$2,013 AUD
Retailer 8$2,145 AUD
Retailer 7$2,368 AUD
Retailer 3$2,397 AUD
Retailer 6$2,489 AUD
Retailer 9$2,583 AUD
Retailer 2$3,005 AUD
MOH London$3,795 AUD

41 data points across 9 retailers

7 retailers$1,880 AUD to $3,795 AUD

A
Cheapest Retailer
-
$1,880 AUD
A
Retailer 2
-
$2,013 AUD
View
B+
Retailer 3
-
$2,368 AUD
View
B+
Retailer 4
-
$2,397 AUD
View
B+
Retailer 5
-
$2,489 AUD
View
B
Retailer 6
-
$3,005 AUD
View
Most Expensive
B
MOH London
66742964B · Nov 4
$3,795 AUD
£2,053 GBP
View
6 more retailers have this diamond
Prices start from $1,880 AUDSave up to $1,914 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
1.00ct Heart
$1,880 AUD