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Heart|Natural|GIA

0.81ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 7511031034

Certificate GIA 7511031034

Diamond specifications and retailer prices

From $1,656 SGD
$1,295 USD
As of October 31, 2026
Save $3,473 SGD (68%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,129 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.81ct natural heart diamond

This 0.81ct natural heart sits in the just-under-one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7511031034. Listed at 10 retailers as of October 30, 2026, with prices from $1,656 to $5,129, a $3,473 spread on the same certified stone. NZ Jewellers lists it at $5,129. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.35°
Pavilion angle40.08°
OriginNatural
Grading LabGIA
CertificateGIA 7511031034
Dimensions6.47 × 5.77 × 3.25 mm
L/W Ratio1.12
Culet sizeNone
Key to symbols
Feather
Top View
6.47 mm5.77 mm0.81 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7511031034
Side View
Table 60.0%Crown 35.35°Girdle: ThickPavilion 40.08°Culet: NoneDepth 56.4%

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: Oct 31
Current: $5,129 SGD|Low: $586 SGD|High: $5,129 SGD|Avg: $2,433 SGD
NZ Jewellers
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
October 31, 2026
Retailer 6$586 SGD
Retailer 8$1,656 SGD
Retailer 4$1,869 SGD
Retailer 13$2,097 SGD
Retailer 10$2,103 SGD
Retailer 11$2,103 SGD
Retailer 9$2,200 SGD
Retailer 2$2,257 SGD
Retailer 14$2,277 SGD
Retailer 12$2,426 SGD
Retailer 5$2,807 SGD
Retailer 3$3,032 SGD
Retailer 7$3,616 SGD
NZ Jewellers$5,129 SGD

38 data points across 14 retailers

10 retailers$1,656 SGD to $5,129 SGD

A
Cheapest Retailer
-
$1,656 SGD
$1,295 USD
Final sale: no returns
B+
Retailer 2
-
$1,887 SGD
$1,476 USD
View
B+
Retailer 3
-
$2,103 SGD
$1,645 USD
View
B+
Retailer 4
-
$2,103 SGD
$1,645 USD
View
B+
Retailer 5
-
$2,200 SGD
$1,721 USD
View
B+
Retailer 6
-
$2,257 SGD
£1,390 GBP
View
B+
Retailer 7
-
$2,277 SGD
$1,781 USD
View
B+
Retailer 8
-
$2,426 SGD
$1,898 USD
View
B
Retailer 9
-
$3,616 SGD
£2,227 GBP
View
Most Expensive
B
NZ Jewellers
7529c262-099b-422e-ad69-3bebe68666d0 · Oct 30
$5,129 SGD
$4,012 USD
View
9 more retailers have this diamond
Prices start from $1,656 SGDSave up to $3,473 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.

A
0.81ct Heart
$1,656 SGD