Asscher|Lab Grown|IGI

3.75ct E VS1 Asscher Lab Grown Diamond

EX • E/VS1 • IGI LG683509823

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG683509823

Diamond specifications and retailer prices

From £523 GBP

$701 USD

As of October 29, 2026

Save £2,955 GBP (85%) vs most expensive(unlock to see where)

19 retailers carry this diamond

Most expensive: £3,478 GBP at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 3.75ct lab-grown asscher diamond

This 3.75ct lab-grown asscher sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG683509823 or 683509823. Listed at 19 retailers as of October 29, 2026, with prices from £523 to £3,478, a £2,955 spread on the same certified stone. Brilliant Earth lists it at £3,478. 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

3.75

Carat

Colour

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.2°

Pavilion angle39.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG683509823

Dimensions8.49 × 8.44 × 5.60 mm

L/W Ratio1.01

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG683509823

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: Oct 29

Current: £3,478 GBP|Low: £459 GBP|High: £3,657 GBP|Avg: £1,451 GBP|-4.9%

Brilliant Earth

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

Retailer 17

Retailer 18

October 30, 2026

Retailer 6£523 GBP

Retailer 9£543 GBP

Retailer 16£665 GBP

Retailer 18£675 GBP

Retailer 12£801 GBP

Retailer 17£849 GBP

Retailer 7£889 GBP

Retailer 11£909 GBP

Retailer 2£1,226 GBP

Retailer 13£1,260 GBP

Retailer 3£1,338 GBP

Retailer 4£1,683 GBP

Retailer 10£1,852 GBP

Retailer 5£1,873 GBP

Retailer 8£1,907 GBP

Retailer 14£2,289 GBP

Retailer 15£2,579 GBP

Brilliant Earth£3,478 GBP

41 data points across 18 retailers

19 retailers£523 GBP to £3,478 GBP

Cheapest Retailer

£523 GBP

$701 USD

Final sale: no returns

Retailer 2

£543 GBP

$727 USD

View

Price last confirmed 20 days ago

Retailer 3

£665 GBP

View

Price last confirmed 14 days ago

Retailer 4

£675 GBP

$905 USD

View

Retailer 5

£801 GBP

€1,022 EUR

View

Retailer 6

£849 GBP

$1,137 USD

View

Retailer 7

£889 GBP

$1,191 USD

View

Retailer 8

£909 GBP

View

Retailer 9

£1,226 GBP

A$2,527 AUD

View

Retailer 10

£1,260 GBP

ZAR 27,274 ZAR

View

Retailer 11

£1,338 GBP

$1,793 USD

View

B+

Retailer 12

£1,683 GBP

View

B+

Retailer 13

£1,748 GBP

View

Retailer 14

£1,852 GBP

$2,481 USD

View

B+

Retailer 15

£1,873 GBP

$2,510 USD

View

Retailer 16

£1,907 GBP

$2,556 USD

View

Retailer 17

£2,289 GBP

View

Retailer 18

£2,579 GBP

$3,455 USD

View

Most Expensive

Brilliant Earth

13265859A · Oct 30

£3,478 GBP

$4,660 USD

View

18 more retailers have this diamond

Prices start from £523 GBPSave up to £2,955 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.

Similar diamonds

3.75ct Asscher

£523 GBP