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Cushion|Lab Grown|IGI

1.25ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG836666005

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836666005

Diamond specifications and retailer prices

From $383 AUD
As of November 5, 2026
Save $1,137 AUD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,520 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.25ct lab-grown cushion diamond

This 1.25ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG836666005 or 836666005. Listed at 9 retailers as of November 2, 2026, with prices from $383 to $1,520, a $1,137 spread on the same certified stone. MOH London lists it at $1,520. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836666005
Dimensions9.46 × 7.90 × 5.44 mm
L/W Ratio1.20
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.46 mm7.90 mm1.25 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836666005
Side View
Table 64.0%Crown 29.4°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 67.0%

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: $1,520 AUD|Low: $383 AUD|High: $1,529 AUD|Avg: $779 AUD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 2$383 AUD
Retailer 7$561 AUD
Retailer 5$567 AUD
Retailer 4$574 AUD
Retailer 8$583 AUD
Retailer 9$787 AUD
Retailer 6$793 AUD
Retailer 3$1,000 AUD
MOH London$1,520 AUD

19 data points across 9 retailers

9 retailers$383 AUD to $1,520 AUD

A
Cheapest Retailer
-
$383 AUD
A
Retailer 2
-
$561 AUD
View
A
Retailer 3
-
$567 AUD
View
A
Retailer 4
-
$574 AUD
View
A
Retailer 5
-
$583 AUD
View
B+
Retailer 6
-
$787 AUD
View
B+
Retailer 7
-
$793 AUD
View
B+
Retailer 8
-
$1,000 AUD
View
Most Expensive
B
MOH London
LG836666005 · Nov 2
$1,520 AUD
£838 GBP
View
8 more retailers have this diamond
Prices start from $383 AUDSave up to $1,137 AUD

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
1.25ct Cushion
$383 AUD