Cushion|Lab Grown|IGI

1.87ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG675561464

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG675561464

Diamond specifications and retailer prices

From £246 GBP

$330 USD

As of October 30, 2026

Save £1,276 GBP (84%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: £1,523 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 1.87ct lab-grown cushion diamond

This 1.87ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG675561464 or 675561464. Listed at 18 retailers as of October 29, 2026, with prices from £246 to £1,523, a £1,276 spread on the same certified stone. Brilliant Earth lists it at £1,523. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle38°

Pavilion angle40.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG675561464

Dimensions7.04 × 7.00 × 4.93 mm

L/W Ratio1.01

Girdle conditionFaceted

Culet sizePointed

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG675561464

Side View

Caratlytics Score

How it works →

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 30

Current: £1,523 GBP|Low: £246 GBP|High: £1,605 GBP|Avg: £685 GBP|-5.1%

Brilliant Earth

Retailer 2

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Retailer 14

October 31, 2026

Retailer 6£246 GBP

Retailer 4£274 GBP

Retailer 2£447 GBP

Retailer 3£449 GBP

Retailer 11£452 GBP

Retailer 10£471 GBP

Retailer 7£486 GBP

Retailer 5£534 GBP

Retailer 9£637 GBP

Retailer 13£963 GBP

Retailer 14£982 GBP

Retailer 12£1,101 GBP

Retailer 8£1,104 GBP

Brilliant Earth£1,523 GBP

44 data points across 14 retailers

18 retailers£246 GBP to £1,523 GBP

Cheapest Retailer

£246 GBP

$330 USD

Final sale: no returns

Retailer 2

£274 GBP

$367 USD

View

Retailer 3

£447 GBP

€570 EUR

View

Retailer 4

£449 GBP

$602 USD

View

Retailer 5

£452 GBP

$605 USD

View

Retailer 6

£471 GBP

ZAR 10,195 ZAR

View

Retailer 7

£486 GBP

View

Retailer 8

£534 GBP

$716 USD

View

B+

Retailer 9

£577 GBP

$773 USD

View

B+

Retailer 10

£637 GBP

A$1,314 AUD

View

Retailer 11

£917 GBP

$1,229 USD

View

B+

Retailer 12

£937 GBP

$1,255 USD

View

B+

Retailer 13

£963 GBP

$1,290 USD

View

Retailer 14

£982 GBP

A$2,024 AUD

View

Price last confirmed 23 days ago

Retailer 15

£1,101 GBP

$1,475 USD

View

Price last confirmed 12 days ago

Retailer 16

£1,104 GBP

View

Retailer 17

£1,197 GBP

$1,604 USD

View

Most Expensive

Brilliant Earth

12725399A · Oct 29

£1,523 GBP

$2,040 USD

View

17 more retailers have this diamond

Prices start from £246 GBPSave up to £1,276 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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