Marquise|Lab Grown|IGI

3.98ct D VS2 Marquise Lab Grown Diamond

ID • D/VS2 • IGI LG811661435

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811661435

Diamond specifications and retailer prices

From £955 GBP

$1,280 USD

As of October 29, 2026

Save £5,127 GBP (84%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: £6,083 GBP at Do Amore Diamonds · As of October 29, 2026

View at Do Amore Diamonds

About this 3.98ct lab-grown marquise diamond

This 3.98ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811661435 or 811661435. Listed at 16 retailers as of October 29, 2026, with prices from £955 to £6,083, a £5,127 spread on the same certified stone. Do Amore Diamonds lists it at £6,083. 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

3.98

Carat

Colour

VS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.7°

Pavilion angle41°

OriginLab Grown

Grading LabIGI

CertificateIGI LG811661435

Dimensions16.61 × 8.23 × 5.16 mm

L/W Ratio2.02

Girdle conditionFaceted

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 LG811661435

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: £6,083 GBP|Low: £955 GBP|High: £7,165 GBP|Avg: £2,576 GBP|-15.1%

Do Amore Diamonds

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

October 30, 2026

Retailer 9£955 GBP

Retailer 12£1,120 GBP

Retailer 3£1,123 GBP

Retailer 11£1,175 GBP

Retailer 6£1,337 GBP

Retailer 13£1,768 GBP

Retailer 8£1,896 GBP

Retailer 4£2,143 GBP

Retailer 5£2,754 GBP

Retailer 7£2,990 GBP

Retailer 10£3,476 GBP

Retailer 2£3,926 GBP

Do Amore Diamonds£6,083 GBP

32 data points across 13 retailers

16 retailers£955 GBP to £6,083 GBP

Retailer 1

£775 GBP

$1,038 USD

Price last confirmed 28 days ago

Retailer 2

£878 GBP

$1,176 USD

View

Price last confirmed 32 days ago

Retailer 3

£955 GBP

$1,280 USD

View

Retailer 4

£1,120 GBP

$1,501 USD

View

Retailer 5

£1,123 GBP

$1,504 USD

View

Retailer 6

£1,175 GBP

$1,575 USD

View

Retailer 7

£1,337 GBP

€1,706 EUR

View

B+

Retailer 8

£1,768 GBP

$2,369 USD

View

B+

Retailer 9

£1,896 GBP

A$3,908 AUD

View

Retailer 10

£1,937 GBP

$2,595 USD

View

Price last confirmed 30 days ago

B+

Retailer 11

£2,143 GBP

$2,872 USD

View

Retailer 12

£2,754 GBP

A$5,676 AUD

View

Price last confirmed 25 days ago

Retailer 13

£2,990 GBP

View

Retailer 14

£3,476 GBP

$4,657 USD

View

Retailer 15

£3,926 GBP

$5,260 USD

View

Most Expensive

Do Amore Diamonds

27-4ECD46D90 · Oct 29

£6,083 GBP

$8,150 USD

View

15 more retailers have this diamond

Prices start from £955 GBPSave up to £5,127 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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3.98ct Marquise

£955 GBP