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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 $2,551 SGD
$1,995 USD
As of November 1, 2026
Save $2,912 SGD (53%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,464 SGD 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 $2,551 to $5,464, a $2,912 spread on the same certified stone. MOH London lists it at $5,464. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $5,464 SGD|Low: $2,390 SGD|High: $5,530 SGD|Avg: $3,450 SGD|-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$2,551 SGD
Retailer 9$2,583 SGD
Retailer 13$2,608 SGD
Retailer 6$2,725 SGD
Retailer 12$2,748 SGD
Retailer 5$2,825 SGD
Retailer 3$2,839 SGD
Retailer 11$3,204 SGD
Retailer 2$3,333 SGD
Retailer 14$3,840 SGD
Retailer 8$3,893 SGD
Retailer 7$3,932 SGD
Retailer 10$4,645 SGD
MOH London$5,464 SGD

38 data points across 14 retailers

18 retailers$2,551 SGD to $5,464 SGD

B
Cheapest Retailer
-
$2,551 SGD
$1,995 USD
B
Retailer 2
-
$2,583 SGD
$2,020 USD
View
B
Retailer 3
-
$2,608 SGD
$2,039 USD
View
Final sale: no returns
B
Retailer 4
-
$2,725 SGD
$2,131 USD
View
B
Retailer 5
-
$2,748 SGD
$2,149 USD
View
Retailer 6
-
$2,825 SGD
$2,209 USD
View
Price last confirmed 26 days ago
B
Retailer 7
-
$2,839 SGD
$2,220 USD
View
B
Retailer 8
-
$2,894 SGD
$2,263 USD
View
B
Retailer 9
-
$3,146 SGD
$2,460 USD
View
B
Retailer 10
-
$3,146 SGD
$2,460 USD
View
B
Retailer 11
-
$3,204 SGD
$2,505 USD
View
B
Retailer 12
-
$3,248 SGD
$2,540 USD
View
B
Retailer 13
-
$3,333 SGD
£2,052 GBP
View
Retailer 14
-
$3,840 SGD
A$4,619 AUD
View
Price last confirmed 26 days ago
B
Retailer 15
-
$3,893 SGD
€2,899 EUR
View
B
Retailer 16
-
$3,932 SGD
£2,421 GBP
View
B
Retailer 17
-
$4,645 SGD
ZAR 58,679 ZAR
View
Most Expensive
B
MOH London
9BA31688C · Nov 2
$5,464 SGD
£3,364 GBP
View
17 more retailers have this diamond
Prices start from $2,551 SGDSave up to $2,912 SGD

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
$2,551 SGD