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Cushion|Lab Grown|IGI

1.45ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG777635121

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG777635121

Diamond specifications and retailer prices

From $387 USD
€369 EUR
As of October 29, 2026
Save $672 USD (63%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,059 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.45ct lab-grown cushion diamond

This 1.45ct 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 LG777635121 or 777635121. Listed at 7 retailers as of October 29, 2026, with prices from $387 to $1,059, a $672 spread on the same certified stone. MOH London lists it at $1,059. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG777635121
Dimensions8.32 × 5.71 × 3.78 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.32 mm5.71 mm1.45 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG777635121
Side View
Table 62.0%Crown 35.7°Girdle: STK-VTKPavilion 34.4°Culet: NoneDepth 66.2%

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: $1,059 USD|Low: $271 USD|High: $1,118 USD|Avg: $690 USD|-4.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 4$271 USD
Retailer 2$387 USD
Retailer 8$418 USD
Retailer 3$549 USD
Retailer 6$557 USD
Retailer 5$780 USD
Retailer 9$784 USD
Retailer 10$794 USD
Retailer 7$948 USD
MOH London$1,059 USD

25 data points across 10 retailers

7 retailers$387 USD to $1,059 USD

A
Retailer 1
-
$271 USD
£213 GBP
Price last confirmed 12 days ago
A
Retailer 2
-
$387 USD
€369 EUR
View
A
Retailer 3
-
$549 USD
A$845 AUD
View
A
Retailer 4
-
$557 USD
View
B+
Retailer 5
-
$780 USD
View
B
Retailer 6
-
$948 USD
SGD 1,281 SGD
View
Price last confirmed 16 days ago
Most Expensive
B
MOH London
LG777635121 · Oct 29
$1,059 USD
£834 GBP
View
6 more retailers have this diamond
Prices start from $387 USDSave up to $672 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
1.45ct Cushion
$387 USD