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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 $3,546 NZD
$1,995 USD
As of November 1, 2026
Save $4,047 NZD (53%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,593 NZD 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 $3,546 to $7,593, a $4,047 spread on the same certified stone. MOH London lists it at $7,593. 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: $7,593 NZD|Low: $3,322 NZD|High: $7,686 NZD|Avg: $4,815 NZD|-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 2, 2026
Retailer 4$3,546 NZD
Retailer 9$3,590 NZD
Retailer 13$3,624 NZD
Retailer 6$3,787 NZD
Retailer 12$3,819 NZD
Retailer 5$3,926 NZD
Retailer 3$3,946 NZD
Retailer 11$4,452 NZD
Retailer 8$4,631 NZD
Retailer 14$5,336 NZD
Retailer 7$5,410 NZD
Retailer 2$5,464 NZD
Retailer 10$6,456 NZD
MOH London$7,593 NZD

37 data points across 14 retailers

18 retailers$3,546 NZD to $7,593 NZD

B
Cheapest Retailer
-
$3,546 NZD
$1,995 USD
B
Retailer 2
-
$3,590 NZD
$2,020 USD
View
B
Retailer 3
-
$3,624 NZD
$2,039 USD
View
Final sale: no returns
B
Retailer 4
-
$3,787 NZD
$2,131 USD
View
B
Retailer 5
-
$3,819 NZD
$2,149 USD
View
Retailer 6
-
$3,926 NZD
$2,209 USD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$3,946 NZD
$2,220 USD
View
B
Retailer 8
-
$4,022 NZD
$2,263 USD
View
B
Retailer 9
-
$4,372 NZD
$2,460 USD
View
B
Retailer 10
-
$4,372 NZD
$2,460 USD
View
B
Retailer 11
-
$4,452 NZD
$2,505 USD
View
B
Retailer 12
-
$4,514 NZD
$2,540 USD
View
B
Retailer 13
-
$4,631 NZD
£2,052 GBP
View
Retailer 14
-
$5,336 NZD
A$4,619 AUD
View
Price last confirmed 25 days ago
B
Retailer 15
-
$5,410 NZD
€2,899 EUR
View
B
Retailer 16
-
$5,464 NZD
£2,421 GBP
View
B
Retailer 17
-
$6,456 NZD
ZAR 58,679 ZAR
View
Most Expensive
B
MOH London
9BA31688C · Nov 2
$7,593 NZD
£3,364 GBP
View
17 more retailers have this diamond
Prices start from $3,546 NZDSave up to $4,047 NZD

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
$3,546 NZD