CaratHunter
Plans
Heart|Natural|GIA

0.81ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 2408533563

Certificate GIA 2408533563

Diamond specifications and retailer prices

From $2,377 SGD
$1,859 USD
As of November 1, 2026
Save $2,713 SGD (53%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,090 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 0.81ct natural heart diamond

This 0.81ct 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 2408533563. Listed at 18 retailers as of November 1, 2026, with prices from $2,377 to $5,090, a $2,713 spread on the same certified stone. MOH London lists it at $5,090. 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

0.81
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2408533563
Dimensions5.22 × 5.17 × 3.52 mm
L/W Ratio1.01
Top View
5.22 mm5.17 mm0.81 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2408533563
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 68.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $5,090 SGD|Low: $2,227 SGD|High: $5,152 SGD|Avg: $3,341 SGD|-1.0%
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
November 2, 2026
Retailer 4$2,377 SGD
Retailer 8$2,411 SGD
Retailer 13$2,430 SGD
Retailer 5$2,539 SGD
Retailer 12$2,583 SGD
Retailer 10$2,632 SGD
Retailer 11$2,985 SGD
Retailer 7$3,162 SGD
Retailer 3$3,573 SGD
Retailer 6$3,627 SGD
Retailer 2$3,663 SGD
Retailer 9$4,327 SGD
MOH London$5,090 SGD

39 data points across 13 retailers

18 retailers$2,377 SGD to $5,090 SGD

B+
Cheapest Retailer
-
$2,377 SGD
$1,859 USD
B
Retailer 2
-
$2,411 SGD
$1,885 USD
View
B
Retailer 3
-
$2,430 SGD
$1,900 USD
View
Final sale: no returns
B
Retailer 4
-
$2,539 SGD
$1,985 USD
View
B
Retailer 5
-
$2,583 SGD
$2,020 USD
View
B
Retailer 6
-
$2,632 SGD
$2,058 USD
View
B
Retailer 7
-
$2,673 SGD
$2,090 USD
View
B
Retailer 8
-
$2,708 SGD
$2,117 USD
View
B
Retailer 9
-
$2,941 SGD
$2,300 USD
View
B
Retailer 10
-
$2,941 SGD
$2,300 USD
View
B
Retailer 11
-
$2,985 SGD
$2,334 USD
View
B
Retailer 12
-
$3,044 SGD
$2,380 USD
View
B
Retailer 13
-
$3,162 SGD
£1,947 GBP
View
Retailer 14
-
$3,573 SGD
A$4,298 AUD
View
Price last confirmed 26 days ago
B
Retailer 15
-
$3,627 SGD
€2,701 EUR
View
B
Retailer 16
-
$3,663 SGD
£2,255 GBP
View
B
Retailer 17
-
$4,327 SGD
ZAR 54,663 ZAR
View
Most Expensive
B
MOH London
42B5ADD21 · Nov 2
$5,090 SGD
£3,134 GBP
View
17 more retailers have this diamond
Prices start from $2,377 SGDSave up to $2,713 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+
0.81ct Heart
$2,377 SGD