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Cushion|Lab Grown|IGI

1.59ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG818644960

Shape and cutting style on the report: Cushion mixed cut

Certificate IGI LG818644960

Diamond specifications and retailer prices

From £391 GBP
HK$4,100 HKD
As of November 1, 2026
Save £1,010 GBP (72%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,401 GBP at MOH London · As of November 3, 2026
View at MOH London

About this 1.59ct lab-grown cushion diamond

This 1.59ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818644960 or 818644960. Listed at 17 retailers as of November 1, 2026, with prices from £391 to £1,401, a £1,010 spread on the same certified stone. MOH London lists it at £1,401. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle31.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644960
Dimensions8.86 × 5.85 × 3.20 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.86 mm5.85 mm1.59 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644960
Side View
Table 57.0%Crown 33.1°Girdle: MED-THKPavilion 31.5°Culet: LargeDepth 54.7%

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: £1,401 GBP|Low: £358 GBP|High: £1,469 GBP|Avg: £808 GBP
MOH London
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
Retailer 16
Retailer 17
November 2, 2026
Retailer 3£358 GBP
Retailer 17£391 GBP
Retailer 13£469 GBP
Retailer 8£481 GBP
Retailer 7£541 GBP
Retailer 5£542 GBP
Retailer 12£566 GBP
Retailer 10£618 GBP
Retailer 11£650 GBP
Retailer 14£832 GBP
Retailer 2£867 GBP
Retailer 15£1,043 GBP
Retailer 6£1,132 GBP
Retailer 4£1,144 GBP
Retailer 9£1,180 GBP
Retailer 16£1,342 GBP
MOH London£1,401 GBP

43 data points across 17 retailers

17 retailers£391 GBP to £1,401 GBP

Retailer 1
-
£358 GBP
$481 USD
Price last confirmed 8 days ago
A
Retailer 2
-
£391 GBP
HK$4,100 HKD
View
A
Retailer 3
-
£469 GBP
$630 USD
View
A
Retailer 4
-
£481 GBP
$645 USD
View
A
Retailer 5
-
£541 GBP
$726 USD
View
A
Retailer 6
-
£542 GBP
$728 USD
View
A
Retailer 7
-
£566 GBP
€724 EUR
View
B+
Retailer 8
-
£618 GBP
ZAR 13,405 ZAR
View
B+
Retailer 9
-
£650 GBP
View
B+
Retailer 10
-
£832 GBP
A$1,718 AUD
View
B+
Retailer 11
-
£867 GBP
$1,164 USD
View
B
Retailer 12
-
£1,043 GBP
$1,400 USD
View
B
Retailer 13
-
£1,144 GBP
SGD 2,075 SGD
View
B
Retailer 14
-
£1,155 GBP
$1,550 USD
View
B
Retailer 15
-
£1,180 GBP
$1,584 USD
View
B
Retailer 16
-
£1,342 GBP
$1,801 USD
View
Most Expensive
B
MOH London
LG818644960 · Nov 3
£1,401 GBP
View
16 more retailers have this diamond
Prices start from £391 GBPSave up to £1,010 GBP

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
1.59ct Cushion
£391 GBP