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Cushion|Natural|IGI

0.91ct J SI1 Cushion Natural Diamond

VG • J/SI1 • IGI 689598820

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

Certificate IGI 689598820

Diamond specifications and retailer prices

From €542 EUR
$606 USD
As of November 2, 2026
Save €822 EUR (60%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €1,364 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 0.91ct natural cushion diamond

This 0.91ct natural cushion sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 689598820. Listed at 10 retailers as of October 29, 2026, with prices from €542 to €1,364, a €822 spread on the same certified stone. MOH London lists it at €1,364. 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

0.91
Carat
J
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.4°
Pavilion angle31°
OriginNatural
Grading LabIGI
CertificateIGI 689598820
Dimensions5.26 × 5.13 × 3.59 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Top View
5.26 mm5.13 mm0.91 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 689598820
Side View
Table 61.0%Crown 36.4°Girdle: THK-VTKPavilion 31°Culet: NoneDepth 70.0%

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: Nov 2
Current: €1,364 EUR|Low: €452 EUR|High: €1,373 EUR|Avg: €733 EUR|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 5€542 EUR
Retailer 6€587 EUR
Retailer 8€595 EUR
Retailer 11€598 EUR
Retailer 10€600 EUR
Retailer 3€706 EUR
Retailer 9€712 EUR
Retailer 2€746 EUR
Retailer 7€843 EUR
Retailer 4€860 EUR
MOH London€1,364 EUR

43 data points across 11 retailers

10 retailers€542 EUR to €1,364 EUR

A
Cheapest Retailer
-
€542 EUR
$606 USD
Final sale: no returns
B+
Retailer 2
-
€587 EUR
$656 USD
View
B+
Retailer 3
-
€595 EUR
$665 USD
View
B+
Retailer 4
-
€600 EUR
$670 USD
View
B+
Retailer 5
-
€706 EUR
$788 USD
View
B+
Retailer 6
-
€712 EUR
$795 USD
View
B+
Retailer 7
-
€746 EUR
£656 GBP
View
B+
Retailer 8
-
€843 EUR
$942 USD
View
B+
Retailer 9
-
€860 EUR
ZAR 15,528 ZAR
View
Most Expensive
B
MOH London
709299161 · Oct 29
€1,364 EUR
£1,200 GBP
View
9 more retailers have this diamond
Prices start from €542 EURSave up to €822 EUR

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
0.91ct Cushion
€542 EUR