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 $274 USD
£216 GBP
As of October 29, 2026
Save $792 USD (74%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,066 USD at MOH London · As of October 26, 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 October 26, 2026, with prices from $274 to $1,066, a $792 spread on the same certified stone. MOH London lists it at $1,066. 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
Color
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: Oct 29
Current: $1,066 USD|Low: $272 USD|High: $1,071 USD|Avg: $557 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 2$274 USD
Retailer 4$391 USD
Retailer 8$402 USD
Retailer 5$407 USD
Retailer 3$410 USD
Retailer 7$551 USD
Retailer 6$556 USD
Retailer 9$820 USD
MOH London$1,066 USD

12 data points across 9 retailers

9 retailers$274 USD to $1,066 USD

A
Cheapest Retailer
-
$274 USD
£216 GBP
A
Retailer 2
-
$391 USD
ZAR 6,316 ZAR
View
A
Retailer 3
-
$402 USD
View
A
Retailer 4
-
$407 USD
€388 EUR
View
A
Retailer 5
-
$410 USD
£323 GBP
View
B+
Retailer 6
-
$551 USD
View
B+
Retailer 7
-
$556 USD
A$855 AUD
View
B
Retailer 8
-
$820 USD
View
Most Expensive
B
MOH London
LG836666005 · Oct 26
$1,066 USD
£839 GBP
View
8 more retailers have this diamond
Prices start from $274 USDSave up to $792 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
1.25ct Cushion
$274 USD