Marquise|Lab Grown|IGI

0.99ct D VVS1 Marquise Lab Grown Diamond

EX • D/VVS1 • IGI LG816678531

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816678531

Diamond specifications and retailer prices

From £164 GBP

$220 USD

As of November 1, 2026

Save £961 GBP (85%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: £1,125 GBP at Do Amore Diamonds · As of November 2, 2026

View at Do Amore Diamonds

About this 0.99ct lab-grown marquise diamond

This 0.99ct lab-grown marquise sits in the just-under-one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816678531 or 816678531. Listed at 25 retailers as of November 1, 2026, with prices from £164 to £1,125, a £961 spread on the same certified stone. Do Amore Diamonds lists it at £1,125. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99

Carat

Colour

VVS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.2°

Pavilion angle40.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG816678531

Dimensions10.65 × 5.15 × 3.20 mm

L/W Ratio2.07

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG816678531

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: Nov 1

Current: £1,125 GBP|Low: £144 GBP|High: £1,125 GBP|Avg: £441 GBP

Do Amore Diamonds

Retailer 2

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November 2, 2026

Retailer 7£164 GBP

Retailer 4£252 GBP

Retailer 8£272 GBP

Retailer 11£275 GBP

Retailer 12£328 GBP

Retailer 17£330 GBP

Retailer 23£335 GBP

Retailer 18£366 GBP

Retailer 13£371 GBP

Retailer 2£394 GBP

Retailer 16£397 GBP

Retailer 19£408 GBP

Retailer 3£479 GBP

Retailer 14£550 GBP

Retailer 21£566 GBP

Retailer 15£570 GBP

Retailer 10£628 GBP

Retailer 5£669 GBP

Retailer 20£723 GBP

Retailer 6£775 GBP

Retailer 24£811 GBP

Retailer 9£884 GBP

Retailer 22£939 GBP

Do Amore Diamonds£1,125 GBP

32 data points across 24 retailers

25 retailers£164 GBP to £1,125 GBP

Retailer 1

£133 GBP

$179 USD

Price last confirmed 25 days ago

Retailer 2

£150 GBP

$201 USD

View

Price last confirmed 34 days ago

Retailer 3

£164 GBP

$220 USD

View

Final sale: no returns

Retailer 4

£165 GBP

$222 USD

View

Price last confirmed 21 days ago

Retailer 5

£165 GBP

$222 USD

View

Price last confirmed 25 days ago

Retailer 6

£252 GBP

$338 USD

View

Retailer 7

£272 GBP

$365 USD

View

Retailer 8

£301 GBP

$404 USD

View

Retailer 9

£328 GBP

$440 USD

View

Price last confirmed 20 days ago

B+

Retailer 10

£366 GBP

ZAR 7,931 ZAR

View

B+

Retailer 11

£371 GBP

View

B+

Retailer 12

£394 GBP

View

B+

Retailer 13

£408 GBP

$547 USD

View

B+

Retailer 14

£479 GBP

A$988 AUD

View

Retailer 15

£531 GBP

$713 USD

View

Price last confirmed 25 days ago

B+

Retailer 16

£566 GBP

CA$1,056 CAD

View

Retailer 17

£570 GBP

A$1,177 AUD

View

Price last confirmed 28 days ago

Retailer 18

£628 GBP

$843 USD

View

Retailer 19

£669 GBP

$898 USD

View

B+

Retailer 20

£723 GBP

$970 USD

View

Retailer 21

£775 GBP

$1,040 USD

View

Retailer 22

£811 GBP

View

Retailer 23

£884 GBP

$1,186 USD

View

Retailer 24

£939 GBP

$1,260 USD

View

Most Expensive

Do Amore Diamonds

20-D85979 · Nov 2

£1,125 GBP

$1,510 USD

View

24 more retailers have this diamond

Prices start from £164 GBPSave up to £961 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 0.99ct D VVS1 marquise lab-grown

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

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