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Cushion|Lab Grown|IGI

1.55ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG726538756

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

Certificate IGI LG726538756

Diamond specifications and retailer prices

From £199 GBP
$265 USD
As of October 30, 2026
Save £1,314 GBP (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,513 GBP at Yadav Diamonds · As of October 29, 2026
View at Yadav Diamonds

About this 1.55ct lab-grown cushion diamond

This 1.55ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG726538756 or 726538756. Listed at 17 retailers as of October 29, 2026, with prices from £199 to £1,513, a £1,314 spread on the same certified stone. Yadav Diamonds lists it at £1,513. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726538756
Dimensions6.62 × 6.60 × 4.49 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
6.62 mm6.60 mm1.55 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726538756
Side View
Table 63.0%Crown 37°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £199 GBP|Low: £199 GBP|High: £1,045 GBP|Avg: £548 GBP|-9.6%
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
Retailer 16
October 30, 2026
Retailer 1£199 GBP
Retailer 3£222 GBP
Retailer 9£297 GBP
Retailer 15£367 GBP
Retailer 8£368 GBP
Retailer 16£382 GBP
Retailer 7£406 GBP
Retailer 6£412 GBP
Retailer 11£417 GBP
Retailer 2£518 GBP
Retailer 5£588 GBP
Retailer 13£676 GBP
Retailer 14£749 GBP
Retailer 12£781 GBP
Retailer 4£892 GBP
Retailer 10£985 GBP

39 data points across 16 retailers

17 retailers£199 GBP to £1,513 GBP

A
Cheapest Retailer
-
£199 GBP
$265 USD
Final sale: no returns
A
Retailer 2
-
£222 GBP
$296 USD
View
B+
Retailer 3
-
£297 GBP
$395 USD
View
A
Retailer 4
-
£367 GBP
€466 EUR
View
Retailer 5
-
£368 GBP
$490 USD
View
Price last confirmed 10 days ago
A
Retailer 6
-
£382 GBP
ZAR 8,212 ZAR
View
A
Retailer 7
-
£406 GBP
$540 USD
View
A
Retailer 8
-
£412 GBP
$549 USD
View
A
Retailer 9
-
£417 GBP
View
B+
Retailer 10
-
£518 GBP
A$1,061 AUD
View
B+
Retailer 11
-
£588 GBP
$783 USD
View
B+
Retailer 12
-
£676 GBP
$900 USD
View
B+
Retailer 13
-
£749 GBP
$997 USD
View
B+
Retailer 14
-
£781 GBP
SGD 1,406 SGD
View
B
Retailer 15
-
£892 GBP
View
B
Retailer 16
-
£985 GBP
$1,312 USD
View
Most Expensive
B
Yadav Diamonds
13004624 · Oct 29
£1,513 GBP
$2,015 USD
View
16 more retailers have this diamond
Prices start from £199 GBPSave up to £1,314 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
1.55ct Cushion
£199 GBP