Marquise|Lab Grown|IGI

1.03ct D VVS1 Marquise Lab Grown Diamond

ID • D/VVS1 • IGI LG656478891

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG656478891

Diamond specifications and retailer prices

From £450 GBP

A$928 AUD

As of October 31, 2026

26 retailers carry this diamond

Most expensive: £866 GBP at Reve Diamonds · As of October 21, 2026

View at Reve Diamonds

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG656478891 or 656478891. Listed at 26 retailers as of October 31, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03

Carat

Colour

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.2°

Pavilion angle40.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG656478891

Dimensions10.42 × 5.31 × 3.33 mm

L/W Ratio1.96

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 LG656478891

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31

Current: £450 GBP|Low: £141 GBP|High: £1,358 GBP|Avg: £487 GBP

Retailer 1

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Retailer 20

Reve Diamonds

October 31, 2026

Retailer 9£141 GBP

Retailer 12£157 GBP

Retailer 6£175 GBP

Retailer 8£254 GBP

Retailer 3£275 GBP

Retailer 4£277 GBP

Retailer 15£328 GBP

Retailer 16£329 GBP

Retailer 14£348 GBP

Retailer 20£354 GBP

Retailer 10£416 GBP

Retailer 1£450 GBP

Retailer 18£476 GBP

Retailer 19£566 GBP

Retailer 11£676 GBP

Retailer 13£710 GBP

Retailer 7£751 GBP

Retailer 17£779 GBP

Retailer 5£836 GBP

Reve Diamonds£866 GBP

Retailer 2£1,358 GBP

33 data points across 21 retailers

26 retailers

Retailer 1

£141 GBP

$189 USD

Price last confirmed 23 days ago

Retailer 2

£152 GBP

$204 USD

View

Price last confirmed 32 days ago

Retailer 3

£175 GBP

$235 USD

View

Price last confirmed 23 days ago

Retailer 4

£175 GBP

$235 USD

View

Price last confirmed 21 days ago

Retailer 5

£177 GBP

$237 USD

View

Price last confirmed 33 days ago

Retailer 6

£187 GBP

$250 USD

View

Price last confirmed 33 days ago

Retailer 7

£254 GBP

$341 USD

View

Price last confirmed 10 days ago

Retailer 8

£275 GBP

$368 USD

View

Price last confirmed 11 days ago

Retailer 9

£277 GBP

HK$2,900 HKD

View

Price last confirmed 11 days ago

Retailer 10

£329 GBP

ZAR 7,130 ZAR

View

Price last confirmed 13 days ago

Retailer 11

£348 GBP

View

Price last confirmed 11 days ago

Retailer 12

£354 GBP

$474 USD

View

Price last confirmed 10 days ago

Retailer 13

£416 GBP

$557 USD

View

Price last confirmed 12 days ago

B+

Retailer 14

£450 GBP

A$928 AUD

View

Retailer 15

£476 GBP

A$982 AUD

View

Price last confirmed 14 days ago

Retailer 16

£566 GBP

$758 USD

View

Price last confirmed 10 days ago

Retailer 17

£622 GBP

$833 USD

View

Price last confirmed 12 days ago

Retailer 18

£622 GBP

$833 USD

View

Price last confirmed 21 days ago

Retailer 19

£635 GBP

$851 USD

View

Price last confirmed 62 days ago

Retailer 20

£671 GBP

$899 USD

View

Price last confirmed 31 days ago

Retailer 21

£676 GBP

SGD 1,224 SGD

View

Price last confirmed 11 days ago

Retailer 22

£710 GBP

A$1,463 AUD

View

Price last confirmed 24 days ago

Retailer 23

£751 GBP

$1,006 USD

View

Price last confirmed 10 days ago

Retailer 24

£779 GBP

View

Price last confirmed 11 days ago

Retailer 25

£836 GBP

$1,120 USD

View

Price last confirmed 10 days ago

Most Expensive

Reve Diamonds

19E2C66D3 · Oct 21

£866 GBP

$1,161 USD

View

Price last confirmed 11 days ago

25 more retailers have this diamond

Prices start from £450 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.

Where to buy this spec

See every retailer carrying 1.03ct D VVS1 marquise lab-grown

Ranked by inventory count, with return policy, certs, and trust signals.

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