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Cushion|Lab Grown|IGI

1.05ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG586355048

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG586355048

Diamond specifications and retailer prices

From $253 USD
As of November 1, 2026
Save $1,197 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,450 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.05ct lab-grown cushion diamond

This 1.05ct lab-grown cushion sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG586355048 or 586355048. Listed at 15 retailers as of November 1, 2026, with prices from $253 to $1,450, a $1,197 spread on the same certified stone. Brilliant Earth lists it at $1,450. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG586355048
Dimensions5.61 × 6.74 × 3.75 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.61 mm6.74 mm1.05 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG586355048
Side View
Table 63.0%Crown 33.9°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 66.8%

Caratlytics Score

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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 1
Current: $1,450 USD|Low: $253 USD|High: $1,480 USD|Avg: $702 USD|-2.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 4$253 USD
Retailer 12$281 USD
Retailer 2$336 USD
Retailer 14$362 USD
Retailer 13$477 USD
Retailer 9$485 USD
Retailer 15$515 USD
Retailer 8$520 USD
Retailer 6$538 USD
Retailer 11$685 USD
Retailer 7$914 USD
Retailer 3$956 USD
Retailer 10$1,126 USD
Retailer 5$1,279 USD
Brilliant Earth$1,450 USD

39 data points across 15 retailers

15 retailers$253 USD to $1,450 USD

A
Cheapest Retailer
-
$253 USD
Final sale: no returns
Retailer 2
-
$281 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$336 USD
£265 GBP
View
A
Retailer 4
-
$362 USD
View
B+
Retailer 5
-
$477 USD
View
B+
Retailer 6
-
$485 USD
ZAR 7,837 ZAR
View
B+
Retailer 7
-
$515 USD
View
B+
Retailer 8
-
$520 USD
£410 GBP
View
B+
Retailer 9
-
$538 USD
HK$4,200 HKD
View
Retailer 10
-
$683 USD
A$1,050 AUD
View
Price last confirmed 36 days ago
B+
Retailer 11
-
$685 USD
A$1,054 AUD
View
B
Retailer 12
-
$956 USD
View
B
Retailer 13
-
$1,126 USD
£887 GBP
View
B
Retailer 14
-
$1,279 USD
View
Most Expensive
B
Brilliant Earth
17969128A · Nov 2
$1,450 USD
View
14 more retailers have this diamond
Prices start from $253 USDSave up to $1,197 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
1.05ct Cushion
$253 USD