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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 $1,295 USD
As of October 30, 2026
Save $2,717 USD (68%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,012 USD 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 $1,295 to $4,012, a $2,717 spread on the same certified stone. NZ Jewellers lists it at $4,012. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,012 USD|Low: $459 USD|High: $4,012 USD|Avg: $1,899 USD
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 30, 2026
Retailer 6$459 USD
Retailer 8$1,295 USD
Retailer 4$1,462 USD
Retailer 13$1,640 USD
Retailer 10$1,645 USD
Retailer 11$1,645 USD
Retailer 9$1,721 USD
Retailer 2$1,765 USD
Retailer 14$1,781 USD
Retailer 12$1,898 USD
Retailer 5$2,196 USD
Retailer 3$2,372 USD
Retailer 7$2,828 USD
NZ Jewellers$4,012 USD

38 data points across 14 retailers

10 retailers$1,295 USD to $4,012 USD

A
Cheapest Retailer
-
$1,295 USD
Final sale: no returns
B+
Retailer 2
-
$1,476 USD
View
B+
Retailer 3
-
$1,645 USD
View
B+
Retailer 4
-
$1,645 USD
View
B+
Retailer 5
-
$1,721 USD
View
B+
Retailer 6
-
$1,765 USD
£1,390 GBP
View
B+
Retailer 7
-
$1,781 USD
View
B+
Retailer 8
-
$1,898 USD
View
B
Retailer 9
-
$2,828 USD
£2,227 GBP
View
Most Expensive
B
NZ Jewellers
7529c262-099b-422e-ad69-3bebe68666d0 · Oct 30
$4,012 USD
View
9 more retailers have this diamond
Prices start from $1,295 USDSave up to $2,717 USD

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
$1,295 USD