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Cushion|Lab Grown|IGI

1.04ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG789611516

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG789611516

Diamond specifications and retailer prices

From £131 GBP
$176 USD
As of November 1, 2026
Save £608 GBP (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £790 GBP at Reve Diamonds · As of October 11, 2026
View at Reve Diamonds

About this 1.04ct lab-grown cushion diamond

This 1.04ct 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 LG789611516 or 789611516. Listed at 16 retailers as of October 28, 2026, with a 463% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG789611516
Dimensions5.86 × 5.84 × 3.90 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.86 mm5.84 mm1.04 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG789611516
Side View
Table 62.0%Crown 35.9°Girdle: MED-STKPavilion 39.2°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: £174 GBP|Low: £131 GBP|High: £804 GBP|Avg: £360 GBP|-4.9%
Retailer 1
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
Reve Diamonds
November 2, 2026
Retailer 6£131 GBP
Retailer 3£146 GBP
Retailer 1£174 GBP
Retailer 4£249 GBP
Retailer 10£252 GBP
Retailer 8£256 GBP
Retailer 7£265 GBP
Retailer 12£266 GBP
Retailer 13£277 GBP
Retailer 9£356 GBP
Retailer 15£377 GBP
Retailer 2£384 GBP
Retailer 5£510 GBP
Retailer 11£681 GBP
Retailer 14£739 GBP
Reve Diamonds£790 GBP

38 data points across 16 retailers

16 retailers£131 GBP to £739 GBP

A
Cheapest Retailer
-
£131 GBP
$176 USD
Final sale: no returns
Retailer 2
-
£146 GBP
$195 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
£174 GBP
View
A
Retailer 4
-
£249 GBP
$333 USD
View
A
Retailer 5
-
£252 GBP
ZAR 5,446 ZAR
View
A
Retailer 6
-
£256 GBP
View
A
Retailer 7
-
£265 GBP
$355 USD
View
A
Retailer 8
-
£266 GBP
€340 EUR
View
A
Retailer 9
-
£277 GBP
View
B+
Retailer 10
-
£356 GBP
A$733 AUD
View
B+
Retailer 11
-
£377 GBP
$505 USD
View
B+
Retailer 12
-
£384 GBP
$514 USD
View
B
Retailer 13
-
£510 GBP
$683 USD
View
B
Retailer 14
-
£681 GBP
View
B
Retailer 15
-
£739 GBP
$990 USD
View
Most Expensive
Reve Diamonds
408826DB3 · Oct 11
£790 GBP
$1,058 USD
View
Price last confirmed 22 days ago
15 more retailers have this diamond
Prices start from £131 GBPSave up to £608 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
1.04ct Cushion
£131 GBP