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Cushion|Lab Grown|IGI

1.71ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG534224905

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG534224905

Diamond specifications and retailer prices

From £791 GBP
$1,060 USD
As of October 30, 2026
Save £1,190 GBP (60%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £2,900 GBP at Loose Grown Diamond · As of October 26, 2026
View at Loose Grown Diamond

About this 1.71ct lab-grown cushion diamond

This 1.71ct lab-grown cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG534224905 or 534224905. Listed at 9 retailers as of October 30, 2026, with a 150% 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

1.71
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG534224905
Dimensions7.55 × 6.30 × 4.26 mm
L/W Ratio1.20
Girdle conditionFaceted
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
7.55 mm6.30 mm1.71 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG534224905
Side View
Table 56.0%Crown 34°Girdle: MED-VTKPavilion 32.7°Culet: NoneDepth 67.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £2,900 GBP|Low: £791 GBP|High: £5,104 GBP|Avg: £2,861 GBP|+0.6%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 3£791 GBP
Retailer 7£1,792 GBP
Retailer 5£1,856 GBP
Retailer 9£1,982 GBP
Retailer 2£2,555 GBP
Loose Grown Diamond£2,900 GBP
Retailer 8£3,526 GBP
Retailer 6£5,002 GBP
Retailer 4£5,063 GBP

40 data points across 9 retailers

9 retailers£791 GBP to £1,982 GBP

B+
Cheapest Retailer
-
£791 GBP
$1,060 USD
B
Retailer 2
-
£1,792 GBP
$2,401 USD
View
Final sale: no returns
Retailer 3
-
£1,856 GBP
$2,487 USD
View
Price last confirmed 21 days ago
B
Retailer 4
-
£1,982 GBP
$2,655 USD
View
Retailer 5
-
£2,555 GBP
View
Price under review
Most Expensive
Loose Grown Diamond
534224905 · Oct 26
£2,900 GBP
$3,886 USD
View
Price under review
5 more retailers have this diamond
Prices start from £791 GBPSave up to £1,190 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.

B+
1.71ct Cushion
£791 GBP