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Heart|Natural|IGI

0.85ct I SI1 Heart Natural Diamond

VG • I/SI1 • IGI 734506963

Shape and cutting style on the report: Heart brilliant

Certificate IGI 734506963

Diamond specifications and retailer prices

From $772 USD
As of October 31, 2026
Save $1,668 USD (68%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,440 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.85ct natural heart diamond

This 0.85ct natural heart sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 734506963. Listed at 12 retailers as of October 30, 2026, with prices from $772 to $2,440, a $1,668 spread on the same certified stone. NZ Jewellers lists it at $2,440. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.85
Carat
I
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle41.1°
Pavilion angle36.9°
OriginNatural
Grading LabIGI
CertificateIGI 734506963
Dimensions5.77 × 6.41 × 3.82 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Top View
5.77 mm6.41 mm0.85 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 734506963
Side View
Table 61.0%Crown 41.1°Girdle: STK-VTKPavilion 36.9°Culet: NoneDepth 59.6%

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 31
Current: $2,440 USD|Low: $772 USD|High: $2,517 USD|Avg: $1,112 USD|-3.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 4$772 USD
Retailer 2$777 USD
Retailer 10$779 USD
Retailer 7$785 USD
Retailer 11$809 USD
Retailer 5$858 USD
Retailer 6$1,103 USD
Retailer 8$1,151 USD
Retailer 3$1,165 USD
Retailer 9$1,205 USD
Retailer 12$1,438 USD
NZ Jewellers$2,440 USD

27 data points across 12 retailers

12 retailers$772 USD to $2,440 USD

A
Cheapest Retailer
-
$772 USD
Final sale: no returns
A
Retailer 2
-
$777 USD
View
A
Retailer 3
-
$779 USD
View
A
Retailer 4
-
$785 USD
View
A
Retailer 5
-
$809 USD
View
A
Retailer 6
-
$858 USD
£676 GBP
View
B+
Retailer 7
-
$1,103 USD
€1,050 EUR
View
B+
Retailer 8
-
$1,151 USD
ZAR 18,591 ZAR
View
B+
Retailer 9
-
$1,165 USD
View
B+
Retailer 10
-
$1,205 USD
View
B+
Retailer 11
-
$1,438 USD
£1,132 GBP
View
Most Expensive
B
NZ Jewellers
c51bc1c4-ea6e-4629-8009-bd954770d77c · Oct 30
$2,440 USD
View
11 more retailers have this diamond
Prices start from $772 USDSave up to $1,668 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
0.85ct Heart
$772 USD