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Cushion|Lab Grown|IGI

1.69ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG648438923

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG648438923

Diamond specifications and retailer prices

From £230 GBP
$308 USD
As of November 1, 2026
Save £1,581 GBP (87%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,811 GBP at Kay Jewelers · As of November 2, 2026
View at Kay Jewelers

About this 1.69ct lab-grown cushion diamond

This 1.69ct 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 LG648438923 or 648438923. Listed at 8 retailers as of November 1, 2026, with prices from £230 to £1,811, a £1,581 spread on the same certified stone. Kay Jewelers lists it at £1,811. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.69
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648438923
Dimensions6.93 × 6.78 × 4.61 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.93 mm6.78 mm1.69 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648438923
Side View
Table 62.0%Crown 35.3°Girdle: MediumPavilion 41.3°Culet: NoneDepth 68.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £1,811 GBP|Low: £159 GBP|High: £1,818 GBP|Avg: £866 GBP
Kay Jewelers
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 1, 2026
Retailer 13£230 GBP
Retailer 11£417 GBP
Retailer 9£417 GBP
Retailer 4£456 GBP
Retailer 14£461 GBP
Retailer 5£489 GBP
Retailer 3£603 GBP
Retailer 8£648 GBP
Retailer 7£796 GBP
Retailer 15£994 GBP
Retailer 2£1,115 GBP
Retailer 6£1,158 GBP
Retailer 12£1,416 GBP
Retailer 10£1,803 GBP
Kay Jewelers£1,811 GBP

20 data points across 15 retailers

8 retailers£230 GBP to £1,811 GBP

A
Cheapest Retailer
-
£230 GBP
$308 USD
Final sale: no returns
A
Retailer 2
-
£417 GBP
$559 USD
View
A
Retailer 3
-
£417 GBP
$560 USD
View
A
Retailer 4
-
£648 GBP
A$1,338 AUD
View
B
Retailer 5
-
£1,115 GBP
View
B
Retailer 6
-
£1,416 GBP
$1,900 USD
View
B
Retailer 7
-
£1,803 GBP
$2,420 USD
View
Most Expensive
B
Kay Jewelers
252296860 · Nov 2
£1,811 GBP
$2,430 USD
View
7 more retailers have this diamond
Prices start from £230 GBPSave up to £1,581 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
1.69ct Cushion
£230 GBP