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Heart|Natural|IGI

1.61ct G SI1 Heart Natural Diamond

VG • G/SI1 • IGI 735524213

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI 735524213

Diamond specifications and retailer prices

From $3,064 USD
As of November 5, 2026
Save $2,694 USD (47%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,758 USD at MOH London · As of November 4, 2026
View at MOH London

About this 1.61ct natural heart diamond

This 1.61ct natural heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 735524213. Listed at 8 retailers as of November 4, 2026, with prices from $3,064 to $5,758, a $2,694 spread on the same certified stone. MOH London lists it at $5,758. 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

1.61
Carat
G
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.7°
Pavilion angle40.5°
OriginNatural
Grading LabIGI
CertificateIGI 735524213
Dimensions6.83 × 6.53 × 4.40 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
Faint Yellowish Green
Top View
6.83 mm6.53 mm1.61 ctG / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 735524213
Side View
Table 62.0%Crown 34.7°Girdle: THK-VTKPavilion 40.5°Culet: NoneDepth 67.4%

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: Nov 5
Current: $5,758 USD|Low: $3,064 USD|High: $7,141 USD|Avg: $4,883 USD|-18.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6$3,064 USD
Retailer 2$3,235 USD
Retailer 5$3,330 USD
Retailer 7$3,531 USD
Retailer 3$3,616 USD
Retailer 4$4,214 USD
Retailer 8$4,710 USD
MOH London$5,758 USD
Retailer 9$5,974 USD

26 data points across 9 retailers

8 retailers$3,064 USD to $5,758 USD

A
Cheapest Retailer
-
$3,064 USD
A
Retailer 2
-
$3,235 USD
View
A
Retailer 3
-
$3,330 USD
View
Retailer 4
-
$3,531 USD
View
Price last confirmed 25 days ago
B+
Retailer 5
-
$3,597 USD
View
A
Retailer 6
-
$3,616 USD
View
B+
Retailer 7
-
$4,214 USD
View
Most Expensive
B+
MOH London
5F42A532A · Nov 4
$5,758 USD
£4,534 GBP
View
7 more retailers have this diamond
Prices start from $3,064 USDSave up to $2,694 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
1.61ct Heart
$3,064 USD