CaratHunter
Plans
Cushion|Lab Grown|IGI

0.71ct I VS1 Cushion Lab Grown Diamond

ID • I/VS1 • IGI LG575382117

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG575382117

Diamond specifications and retailer prices

From £177 GBP
As of November 3, 2026
Save £710 GBP (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £887 GBP at Taylor and Hart · As of November 3, 2026
View at Taylor and Hart

About this 0.71ct lab-grown cushion diamond

This 0.71ct lab-grown cushion sits in the half to three-quarter carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG575382117 or 575382117. Listed at 9 retailers as of November 3, 2026, with prices from £177 to £887, a £710 spread on the same certified stone. Taylor and Hart lists it at £887. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.71
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG575382117
Dimensions5.87 × 4.91 × 3.34 mm
L/W Ratio1.20
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
5.87 mm4.91 mm0.71 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG575382117
Side View
Table 63.0%Crown 34.2°Girdle: MED-STKPavilion 41.6°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: Nov 3
Current: £719 GBP|Low: £139 GBP|High: £887 GBP|Avg: £399 GBP|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
November 2, 2026
Retailer 9£139 GBP
Retailer 10£177 GBP
Retailer 4£204 GBP
Retailer 2£259 GBP
Retailer 8£276 GBP
Retailer 6£278 GBP
Retailer 5£305 GBP
Retailer 3£377 GBP
Retailer 7£378 GBP
Retailer 1£719 GBP
Retailer 11£801 GBP
Taylor and Hart£887 GBP

21 data points across 12 retailers

9 retailers£177 GBP to £887 GBP

A
Cheapest Retailer
-
£177 GBP
A
Retailer 2
-
£204 GBP
View
B+
Retailer 3
-
£276 GBP
View
Retailer 4
-
£278 GBP
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£305 GBP
View
B+
Retailer 6
-
£377 GBP
View
B+
Retailer 7
-
£378 GBP
View
B
Retailer 8
-
£719 GBP
View
Most Expensive
B
Taylor and Hart
9LHVE7H · Nov 3
£887 GBP
$1,197 USD
View
8 more retailers have this diamond
Prices start from £177 GBPSave up to £710 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
0.71ct Cushion
£177 GBP