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Heart|Natural|GIA

0.80ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 1437540321

Certificate GIA 1437540321

Diamond specifications and retailer prices

From $2,847 AUD
$1,995 USD
As of November 1, 2026
Save $3,249 AUD (53%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,096 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 0.8ct natural heart diamond

This 0.8ct natural heart sits in the just-under-one-carat band, graded I 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 1437540321. Listed at 18 retailers as of November 1, 2026, with prices from $2,847 to $6,096, a $3,249 spread on the same certified stone. MOH London lists it at $6,096. 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

0.80
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1437540321
Dimensions5.21 × 5.03 × 3.43 mm
L/W Ratio1.04
Culet sizeNone
Top View
5.21 mm5.03 mm0.80 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1437540321
Side View
Table 60.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 68.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $6,096 AUD|Low: $2,667 AUD|High: $6,170 AUD|Avg: $3,849 AUD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 3, 2026
Retailer 4$2,847 AUD
Retailer 9$2,882 AUD
Retailer 13$2,909 AUD
Retailer 6$3,041 AUD
Retailer 12$3,066 AUD
Retailer 5$3,152 AUD
Retailer 3$3,168 AUD
Retailer 11$3,574 AUD
Retailer 2$3,718 AUD
Retailer 14$4,284 AUD
Retailer 8$4,343 AUD
Retailer 7$4,387 AUD
Retailer 10$5,183 AUD
MOH London$6,096 AUD

38 data points across 14 retailers

18 retailers$2,847 AUD to $6,096 AUD

B
Cheapest Retailer
-
$2,847 AUD
$1,995 USD
B
Retailer 2
-
$2,882 AUD
$2,020 USD
View
B
Retailer 3
-
$2,909 AUD
$2,039 USD
View
Final sale: no returns
B
Retailer 4
-
$3,041 AUD
$2,131 USD
View
B
Retailer 5
-
$3,066 AUD
$2,149 USD
View
Retailer 6
-
$3,152 AUD
$2,209 USD
View
Price last confirmed 26 days ago
B
Retailer 7
-
$3,168 AUD
$2,220 USD
View
B
Retailer 8
-
$3,229 AUD
$2,263 USD
View
B
Retailer 9
-
$3,510 AUD
$2,460 USD
View
B
Retailer 10
-
$3,510 AUD
$2,460 USD
View
B
Retailer 11
-
$3,574 AUD
$2,505 USD
View
B
Retailer 12
-
$3,624 AUD
$2,540 USD
View
B
Retailer 13
-
$3,718 AUD
£2,052 GBP
View
Retailer 14
-
$4,284 AUD
View
Price last confirmed 26 days ago
B
Retailer 15
-
$4,343 AUD
€2,899 EUR
View
B
Retailer 16
-
$4,387 AUD
£2,421 GBP
View
B
Retailer 17
-
$5,183 AUD
ZAR 58,679 ZAR
View
Most Expensive
B
MOH London
9BA31688C · Nov 2
$6,096 AUD
£3,364 GBP
View
17 more retailers have this diamond
Prices start from $2,847 AUDSave up to $3,249 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
0.80ct Heart
$2,847 AUD