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Cushion|Natural|IGI

1.51ct K VS1 Cushion Natural Diamond

VG • K/VS1 • IGI 717504390

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI 717504390

Diamond specifications and retailer prices

From $2,486 USD
As of November 5, 2026
Save $2,378 USD (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,864 USD at MOH London · As of November 2, 2026
View at MOH London

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 717504390. Listed at 11 retailers as of November 2, 2026, with prices from $2,486 to $4,864, a $2,378 spread on the same certified stone. MOH London lists it at $4,864. 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

1.51
Carat
K
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle30.1°
OriginNatural
Grading LabIGI
CertificateIGI 717504390
Dimensions6.39 × 5.96 × 4.17 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizePointed
Top View
6.39 mm5.96 mm1.51 ctK / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 717504390
Side View
Table 61.0%Crown 39.7°Girdle: STK-VTKPavilion 30.1°Culet: NoneDepth 70.0%

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: $4,864 USD|Low: $2,486 USD|High: $4,924 USD|Avg: $3,031 USD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 9$2,486 USD
Retailer 6$2,520 USD
Retailer 2$2,602 USD
Retailer 8$2,725 USD
Retailer 7$2,777 USD
Retailer 4$2,973 USD
Retailer 3$3,232 USD
Retailer 5$3,389 USD
MOH London$4,864 USD

37 data points across 9 retailers

11 retailers$2,486 USD to $4,864 USD

A
Cheapest Retailer
-
$2,486 USD
A
Retailer 2
-
$2,520 USD
View
A
Retailer 3
-
$2,602 USD
View
A
Retailer 4
-
$2,648 USD
View
B+
Retailer 5
-
$2,725 USD
View
Retailer 6
-
$2,777 USD
View
Price last confirmed 21 days ago
B+
Retailer 7
-
$2,918 USD
View
A
Retailer 8
-
$2,973 USD
View
B+
Retailer 9
-
$3,232 USD
View
B+
Retailer 10
-
$3,389 USD
View
Most Expensive
B
MOH London
D89389D61 · Nov 2
$4,864 USD
£3,830 GBP
View
10 more retailers have this diamond
Prices start from $2,486 USDSave up to $2,378 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
1.51ct Cushion
$2,486 USD