Marquise|Lab Grown|IGI

1.23ct D VVS2 Marquise Lab Grown Diamond

EX • D/VVS2 • IGI LG773658993

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG773658993

Diamond specifications and retailer prices

From £183 GBP

$246 USD

As of November 1, 2026

Save £1,396 GBP (88%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: £1,580 GBP at Do Amore Diamonds · As of November 2, 2026

View at Do Amore Diamonds

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG773658993 or 773658993. Listed at 24 retailers as of November 1, 2026, with prices from £183 to £1,580, a £1,396 spread on the same certified stone. Do Amore Diamonds lists it at £1,580. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23

Carat

Colour

VVS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.8°

Pavilion angle40.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG773658993

Dimensions11.24 × 5.54 × 3.46 mm

L/W Ratio2.03

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG773658993

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: £1,274 GBP|Low: £183 GBP|High: £1,625 GBP|Avg: £582 GBP|-21.6%

Do Amore Diamonds

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November 2, 2026

Retailer 3£183 GBP

Retailer 10£283 GBP

Retailer 2£295 GBP

Retailer 7£304 GBP

Retailer 12£304 GBP

Retailer 18£343 GBP

Retailer 5£359 GBP

Retailer 20£389 GBP

Retailer 19£428 GBP

Retailer 14£462 GBP

Retailer 9£468 GBP

Retailer 16£469 GBP

Retailer 13£549 GBP

Retailer 25£550 GBP

Retailer 4£643 GBP

Retailer 15£681 GBP

Retailer 24£703 GBP

Retailer 17£741 GBP

Retailer 8£759 GBP

Retailer 11£852 GBP

Retailer 22£903 GBP

Retailer 6£939 GBP

Retailer 21£1,170 GBP

Retailer 23£1,264 GBP

Do Amore Diamonds£1,274 GBP

11 data points across 25 retailers

24 retailers£183 GBP to £1,580 GBP

Cheapest Retailer

£183 GBP

$246 USD

Final sale: no returns

Retailer 2

£283 GBP

$380 USD

View

Retailer 3

£295 GBP

View

Retailer 4

£304 GBP

$408 USD

View

Retailer 5

£304 GBP

$408 USD

View

Retailer 6

£359 GBP

€459 EUR

View

Price last confirmed 8 days ago

Retailer 7

£389 GBP

ZAR 8,437 ZAR

View

B+

Retailer 8

£428 GBP

View

B+

Retailer 9

£462 GBP

$620 USD

View

Retailer 10

£468 GBP

$628 USD

View

Price last confirmed 10 days ago

B+

Retailer 11

£549 GBP

View

B+

Retailer 12

£550 GBP

A$1,135 AUD

View

B+

Retailer 13

£643 GBP

CA$1,198 CAD

View

Retailer 14

£681 GBP

$914 USD

View

Retailer 15

£703 GBP

A$1,452 AUD

View

Retailer 16

£759 GBP

$1,019 USD

View

Retailer 17

£851 GBP

$1,141 USD

View

Retailer 18

£852 GBP

$1,143 USD

View

Retailer 19

£903 GBP

View

Retailer 20

£939 GBP

$1,260 USD

View

Retailer 21

£1,170 GBP

$1,570 USD

View

Retailer 22

£1,264 GBP

$1,696 USD

View

Retailer 23

£1,274 GBP

$1,710 USD

View

Most Expensive

Do Amore Diamonds

27-5688BC75C · Nov 2

£1,580 GBP

$2,120 USD

View

23 more retailers have this diamond

Prices start from £183 GBPSave up to £1,396 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 1.23ct D VVS2 marquise lab-grown

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

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