Cushion|Lab Grown|IGI

4.54ct F VS2 Cushion Lab Grown Diamond

ID • F/VS2 • IGI LG821661466

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG821661466

Diamond specifications and retailer prices

From $686 USD
£540 GBP
As of November 1, 2026
Save $2,464 USD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,150 USD at MOH London · As of October 29, 2026
View at MOH London

About this 4.54ct lab-grown cushion diamond

This 4.54ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821661466 or 821661466. Listed at 10 retailers as of October 29, 2026, with prices from $686 to $3,150, a $2,464 spread on the same certified stone. MOH London lists it at $3,150. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.54
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821661466
Dimensions10.45 × 9.78 × 6.17 mm
L/W Ratio1.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.45 mm9.78 mm4.54 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821661466
Side View
Table 61.0%Crown 33.3°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 63.1%

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 1
Current: $3,150 USD|Low: $686 USD|High: $3,171 USD|Avg: $1,664 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 2$686 USD
Retailer 7$744 USD
Retailer 4$920 USD
Retailer 3$1,178 USD
Retailer 6$1,215 USD
Retailer 8$2,316 USD
Retailer 5$2,537 USD
MOH London$3,150 USD

41 data points across 8 retailers

10 retailers$686 USD to $3,150 USD

A
Cheapest Retailer
-
$686 USD
£540 GBP
Retailer 2
-
$744 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$920 USD
View
A
Retailer 4
-
$1,178 USD
£928 GBP
View
B+
Retailer 5
-
$1,215 USD
View
A
Retailer 6
-
$1,788 USD
View
B+
Retailer 7
-
$2,316 USD
£1,824 GBP
View
B+
Retailer 8
-
$2,537 USD
View
B+
Retailer 9
-
$2,566 USD
View
Most Expensive
B+
MOH London
LG821661466 · Oct 29
$3,150 USD
£2,480 GBP
View
9 more retailers have this diamond
Prices start from $686 USDSave up to $2,464 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
4.54ct Cushion
$686 USD