Round|Lab Grown|IGI

3.85ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG794689554

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794689554

Diamond specifications and retailer prices

From £453 GBP

$603 USD

As of October 29, 2026

Save £3,662 GBP (89%) vs most expensive(unlock to see where)

14 retailers carry this diamond

Most expensive: £4,115 GBP at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 3.85ct lab-grown round diamond

This 3.85ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG794689554 or 794689554. Listed at 14 retailers as of October 28, 2026, with prices from £453 to £4,115, a £3,662 spread on the same certified stone. Brilliant Earth lists it at £4,115. 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

3.85

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.3°

Pavilion angle40.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG794689554

Dimensions10.04 × 10.12 × 6.13 mm

L/W Ratio1.01

Girdle conditionFaceted

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG794689554

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: £4,115 GBP|Low: £449 GBP|High: £4,243 GBP|Avg: £1,726 GBP|-3.0%

Brilliant Earth

Retailer 2

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October 29, 2026

Retailer 15£453 GBP

Retailer 13£508 GBP

Retailer 17£723 GBP

Retailer 5£846 GBP

Retailer 2£855 GBP

Retailer 7£896 GBP

Retailer 12£1,194 GBP

Retailer 14£1,394 GBP

Retailer 11£1,397 GBP

Retailer 16£1,478 GBP

Retailer 3£1,705 GBP

Retailer 9£1,936 GBP

Retailer 8£2,027 GBP

Retailer 6£2,227 GBP

Retailer 10£2,452 GBP

Retailer 4£2,583 GBP

Brilliant Earth£4,115 GBP

30 data points across 17 retailers

14 retailers£453 GBP to £4,115 GBP

Cheapest Retailer

£453 GBP

$603 USD

Retailer 2

£508 GBP

$676 USD

View

Retailer 3

£723 GBP

View

Price last confirmed 12 days ago

Retailer 4

£846 GBP

$1,126 USD

View

Retailer 5

£855 GBP

€1,085 EUR

View

B+

Retailer 6

£1,194 GBP

A$2,446 AUD

View

Price last confirmed 8 days ago

B+

Retailer 7

£1,394 GBP

$1,856 USD

View

B+

Retailer 8

£1,397 GBP

$1,860 USD

View

B+

Retailer 9

£1,478 GBP

$1,968 USD

View

B+

Retailer 10

£1,705 GBP

$2,270 USD

View

Retailer 11

£2,227 GBP

SGD 4,008 SGD

View

Price last confirmed 16 days ago

Retailer 12

£2,452 GBP

View

Retailer 13

£2,583 GBP

$3,440 USD

View

Most Expensive

Brilliant Earth

20805178A · Oct 28

£4,115 GBP

$5,480 USD

View

13 more retailers have this diamond

Prices start from £453 GBPSave up to £3,662 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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3.85ct Round

£453 GBP