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Cushion|Lab Grown|IGI

1.01ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG678529282

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG678529282

Diamond specifications and retailer prices

From £128 GBP
$172 USD
As of November 1, 2026
Save £565 GBP (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £779 GBP at Reve Diamonds · As of October 11, 2026
View at Reve Diamonds

About this 1.01ct lab-grown cushion diamond

This 1.01ct 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 LG678529282 or 678529282. Listed at 15 retailers as of November 1, 2026, with a 441% 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

1.01
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678529282
Dimensions6.76 × 5.50 × 3.69 mm
L/W Ratio1.23
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.76 mm5.50 mm1.01 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678529282
Side View
Table 65.0%Crown 29.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 67.1%

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: £170 GBP|Low: £124 GBP|High: £797 GBP|Avg: £358 GBP|+2.0%
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
Reve Diamonds
November 2, 2026
Retailer 5£128 GBP
Retailer 2£142 GBP
Retailer 1£170 GBP
Retailer 3£235 GBP
Retailer 9£245 GBP
Retailer 7£248 GBP
Retailer 6£259 GBP
Retailer 11£260 GBP
Retailer 13£270 GBP
Retailer 8£346 GBP
Retailer 14£379 GBP
Retailer 4£498 GBP
Retailer 10£664 GBP
Retailer 12£693 GBP
Reve Diamonds£779 GBP

37 data points across 15 retailers

15 retailers£128 GBP to £693 GBP

A
Cheapest Retailer
-
£128 GBP
$172 USD
Final sale: no returns
Retailer 2
-
£142 GBP
$191 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
£170 GBP
View
A
Retailer 4
-
£235 GBP
$316 USD
View
A
Retailer 5
-
£245 GBP
ZAR 5,316 ZAR
View
A
Retailer 6
-
£248 GBP
View
A
Retailer 7
-
£259 GBP
$348 USD
View
A
Retailer 8
-
£260 GBP
€332 EUR
View
A
Retailer 9
-
£270 GBP
View
B+
Retailer 10
-
£346 GBP
A$715 AUD
View
B+
Retailer 11
-
£379 GBP
$509 USD
View
B+
Retailer 12
-
£498 GBP
$668 USD
View
B
Retailer 13
-
£664 GBP
View
B
Retailer 14
-
£693 GBP
$930 USD
View
Most Expensive
Reve Diamonds
577125F05 · Oct 11
£779 GBP
$1,046 USD
View
Price last confirmed 22 days ago
14 more retailers have this diamond
Prices start from £128 GBPSave up to £565 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
1.01ct Cushion
£128 GBP