Cushion|Lab Grown|IGI

2.71ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG488146870

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

Certificate IGI LG488146870

Diamond specifications and retailer prices

From £316 GBP

$424 USD

As of November 3, 2026

Save £2,195 GBP (87%) vs most expensive(unlock to see where)

19 retailers carry this diamond

Most expensive: £2,511 GBP at Do Amore Diamonds · As of November 2, 2026

View at Do Amore Diamonds

About this 2.71ct lab-grown cushion diamond

This 2.71ct lab-grown cushion sits in the two to three carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG488146870 or 488146870. Listed at 19 retailers as of November 2, 2026, with prices from £316 to £2,511, a £2,195 spread on the same certified stone. Do Amore Diamonds lists it at £2,511. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.71

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.5°

Pavilion angle39.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG488146870

Dimensions8.20 × 8.02 × 5.37 mm

L/W Ratio1.02

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

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG488146870

Side View

Caratlytics Score

How it works →

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: £934 GBP|Low: £316 GBP|High: £2,511 GBP|Avg: £911 GBP|+2.3%

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

November 2, 2026

Retailer 3£316 GBP

Retailer 16£351 GBP

Retailer 15£414 GBP

Retailer 5£466 GBP

Retailer 6£566 GBP

Retailer 10£592 GBP

Retailer 11£598 GBP

Retailer 12£866 GBP

Retailer 1£934 GBP

Retailer 4£1,124 GBP

Retailer 13£1,159 GBP

Retailer 2£1,269 GBP

Retailer 8£1,311 GBP

Retailer 7£1,359 GBP

Retailer 9£1,401 GBP

Retailer 14£1,430 GBP

23 data points across 16 retailers

19 retailers£316 GBP to £2,511 GBP

Cheapest Retailer

£316 GBP

$424 USD

Final sale: no returns

Retailer 2

£351 GBP

$471 USD

View

Price last confirmed 18 days ago

Retailer 3

£414 GBP

$555 USD

View

B+

Retailer 4

£466 GBP

$626 USD

View

Retailer 5

£566 GBP

$759 USD

View

Retailer 6

£592 GBP

€756 EUR

View

Retailer 7

£598 GBP

$802 USD

View

Retailer 8

£625 GBP

$839 USD

View

Retailer 9

£866 GBP

A$1,787 AUD

View

Price last confirmed 14 days ago

Retailer 10

£934 GBP

ZAR 20,249 ZAR

View

Retailer 11

£1,124 GBP

View

Price last confirmed 14 days ago

Retailer 12

£1,127 GBP

$1,512 USD

View

Retailer 13

£1,159 GBP

$1,555 USD

View

Retailer 14

£1,269 GBP

$1,702 USD

View

Retailer 15

£1,311 GBP

$1,759 USD

View

B+

Retailer 16

£1,359 GBP

$1,823 USD

View

Retailer 17

£1,401 GBP

$1,880 USD

View

Retailer 18

£1,430 GBP

View

Price last confirmed 15 days ago

Most Expensive

Do Amore Diamonds

27-37D5FA1FE · Nov 2

£2,511 GBP

$3,370 USD

View

18 more retailers have this diamond

Prices start from £316 GBPSave up to £2,195 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.

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2.71ct Cushion

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