Cushion|Lab Grown|IGI

0.91ct F SI2 Cushion Lab Grown Diamond

VG • F/SI2 • IGI LG12663913

Shape and cutting style on the report: Modified cushion brilliant

Certificate IGI LG12663913

Diamond specifications and retailer prices

From €731 EUR
£643 GBP
As of October 26, 2026
3 retailers carry this diamond
Most expensive: €731 EUR at MOH London
View at MOH London

About this 0.91ct lab-grown cushion diamond

This 0.91ct lab-grown cushion sits in the just-under-one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG12663913 or 12663913. Listed at 3 retailers as of October 26, 2026. 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
F
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.5°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12663913
Dimensions6.32 × 5.34 × 3.58 mm
L/W Ratio1.18
Culet sizePointed
Cert comments
As Grown - No indications of post-growth treatment. This Laboratory Grown Diamond was created by High Pressure High Tempertature (HPHT) growth process.
Top View
6.32 mm5.34 mm0.91 ctF / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG12663913
Side View
Table 58.5%Crown 33.5°Girdle: STK-UNDPavilion 39.5°Culet: NoneDepth 67.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 26
Current: €731 EUR|Low: €248 EUR|High: €739 EUR|Avg: €481 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
October 25, 2026
Retailer 3€270 EUR
Retailer 2€363 EUR
Retailer 4€562 EUR
MOH London€731 EUR

10 data points across 4 retailers

3 retailers

Retailer 1
-
€270 EUR
$302 USD
Price last confirmed 7 days ago
Retailer 2
-
€363 EUR
$405 USD
View
Price last confirmed 11 days ago
Most Expensive
B
MOH London
LG12663913 · Oct 26
€731 EUR
£643 GBP
View
2 more retailers have this diamond

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.

B
0.91ct Cushion
€731 EUR