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Cushion|Natural|IGI

1.35ct D SI1 Cushion Natural Diamond

VG • D/SI1 • IGI 799678562

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI 799678562

Diamond specifications and retailer prices

From $4,587 SGD
As of November 6, 2026
Save $4,575 SGD (50%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $9,162 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1.35ct natural cushion diamond

This 1.35ct natural cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 799678562. Listed at 9 retailers as of November 2, 2026, with prices from $4,587 to $9,162, a $4,575 spread on the same certified stone. MOH London lists it at $9,162. 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

1.35
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle39.8°
Pavilion angle35.4°
OriginNatural
Grading LabIGI
CertificateIGI 799678562
Dimensions8.14 × 5.29 × 3.63 mm
L/W Ratio1.54
Girdle conditionFaceted
Top View
8.14 mm5.29 mm1.35 ctD / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateIGI 799678562
Side View
Table 64.0%Crown 39.8°Girdle: STK-ETKPavilion 35.4°CuletDepth 68.6%

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 6
Current: $9,162 SGD|Low: $4,587 SGD|High: $9,162 SGD|Avg: $6,189 SGD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9$4,587 SGD
Retailer 8$4,674 SGD
Retailer 7$4,966 SGD
Retailer 6$5,194 SGD
Retailer 2$5,580 SGD
Retailer 4$5,936 SGD
Retailer 3$6,473 SGD
Retailer 5$7,018 SGD
Retailer 10$8,656 SGD
MOH London$9,162 SGD

8 data points across 10 retailers

9 retailers$4,587 SGD to $9,162 SGD

A
Cheapest Retailer
-
$4,587 SGD
A
Retailer 2
-
$4,674 SGD
View
B+
Retailer 3
-
$4,966 SGD
View
B+
Retailer 4
-
$5,194 SGD
View
B+
Retailer 5
-
$5,580 SGD
View
B+
Retailer 6
-
$5,936 SGD
View
B+
Retailer 7
-
$6,473 SGD
View
B
Retailer 8
-
$7,018 SGD
View
Most Expensive
B
MOH London
7D8B77005 · Nov 2
$9,162 SGD
£5,629 GBP
View
8 more retailers have this diamond
Prices start from $4,587 SGDSave up to $4,575 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
1.35ct Cushion
$4,587 SGD