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Cushion|Lab Grown|IGI

1.05ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG706513053

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

Certificate IGI LG706513053

Diamond specifications and retailer prices

From £252 GBP
€322 EUR
As of October 31, 2026
Save £431 GBP (63%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £683 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.05ct lab-grown cushion diamond

This 1.05ct lab-grown cushion sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG706513053 or 706513053. Listed at 8 retailers as of October 31, 2026, with prices from £252 to £683, a £431 spread on the same certified stone. MOH London lists it at £683. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706513053
Dimensions5.92 × 5.85 × 3.86 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.92 mm5.85 mm1.05 ctH / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706513053
Side View
Table 64.0%Crown 35.4°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 66.0%

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: Oct 31
Current: £683 GBP|Low: £246 GBP|High: £691 GBP|Avg: £375 GBP|+0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 2£252 GBP
Retailer 5£260 GBP
Retailer 6£265 GBP
Retailer 3£278 GBP
Retailer 4£384 GBP
Retailer 7£511 GBP
MOH London£683 GBP

18 data points across 7 retailers

8 retailers£252 GBP to £683 GBP

A
Cheapest Retailer
-
£252 GBP
€322 EUR
A
Retailer 2
-
£260 GBP
$349 USD
View
A
Retailer 3
-
£265 GBP
$355 USD
View
A
Retailer 4
-
£278 GBP
View
Retailer 5
-
£358 GBP
$480 USD
View
Price last confirmed 34 days ago
B+
Retailer 6
-
£384 GBP
$515 USD
View
B
Retailer 7
-
£511 GBP
$685 USD
View
Most Expensive
B
MOH London
LG706513053 · Nov 1
£683 GBP
View
7 more retailers have this diamond
Prices start from £252 GBPSave up to £431 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
1.05ct Cushion
£252 GBP