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Cushion|Lab Grown|IGI

1.29ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG616425764

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG616425764

Diamond specifications and retailer prices

From £165 GBP
$220 USD
As of October 28, 2026
Save £1,217 GBP (88%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,382 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.29ct lab-grown cushion diamond

This 1.29ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG616425764 or 616425764. Listed at 7 retailers as of October 28, 2026, with prices from £165 to £1,382, a £1,217 spread on the same certified stone. Do Amore Diamonds lists it at £1,382. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG616425764
Dimensions6.25 × 6.18 × 4.20 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.25 mm6.18 mm1.29 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG616425764
Side View
Table 59.0%Crown 35.2°Girdle: MediumPavilion 39.8°Culet: NoneDepth 68.0%

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: Oct 28
Current: £1,382 GBP|Low: £118 GBP|High: £1,419 GBP|Avg: £600 GBP|-2.6%
Do Amore Diamonds
Retailer 2
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Retailer 15
October 29, 2026
Retailer 11£165 GBP
Retailer 9£312 GBP
Retailer 12£339 GBP
Retailer 3£357 GBP
Retailer 14£393 GBP
Retailer 4£413 GBP
Retailer 8£480 GBP
Retailer 5£520 GBP
Retailer 7£619 GBP
Retailer 15£758 GBP
Retailer 13£773 GBP
Retailer 2£792 GBP
Retailer 6£893 GBP
Retailer 10£946 GBP
Do Amore Diamonds£1,382 GBP

18 data points across 15 retailers

7 retailers£165 GBP to £1,382 GBP

A
Cheapest Retailer
-
£165 GBP
$220 USD
Final sale: no returns
A
Retailer 2
-
£312 GBP
$415 USD
View
B+
Retailer 3
-
£480 GBP
A$984 AUD
View
B
Retailer 4
-
£758 GBP
$1,010 USD
View
B
Retailer 5
-
£792 GBP
View
B
Retailer 6
-
£946 GBP
$1,260 USD
View
Most Expensive
B
Do Amore Diamonds
27-41A4042FC · Oct 29
£1,382 GBP
$1,840 USD
View
6 more retailers have this diamond
Prices start from £165 GBPSave up to £1,217 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
1.29ct Cushion
£165 GBP