Marquise|Lab Grown|IGI

2.09ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG754507686

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754507686

Diamond specifications and retailer prices

From £1,028 GBP

$1,377 USD

As of October 30, 2026

Save £6,040 GBP (85%) vs most expensive(unlock to see where)

35 retailers carry this diamond

Most expensive: £7,068 GBP at Do Amore Diamonds · As of October 31, 2026

View at Do Amore Diamonds

About this 2.09ct lab-grown marquise diamond

This 2.09ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754507686 or 754507686. Listed at 35 retailers as of October 30, 2026, with prices from £1,028 to £7,068, a £6,040 spread on the same certified stone. Do Amore Diamonds lists it at £7,068. 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

2.09

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.4°

Pavilion angle39.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754507686

Dimensions13.31 × 6.80 × 4.15 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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG754507686

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 30

Current: £7,068 GBP|Low: £1,069 GBP|High: £7,351 GBP|Avg: £2,711 GBP|-3.9%

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

Retailer 14

Retailer 15

Retailer 16

Retailer 17

Retailer 18

Retailer 19

Retailer 20

Retailer 21

Retailer 22

Retailer 23

Retailer 24

Retailer 25

Retailer 26

Retailer 27

Retailer 28

November 1, 2026

Retailer 18£1,069 GBP

Retailer 21£1,163 GBP

Retailer 9£1,174 GBP

Retailer 17£1,192 GBP

Retailer 5£1,321 GBP

Retailer 4£1,326 GBP

Retailer 3£1,329 GBP

Retailer 28£1,456 GBP

Retailer 11£1,653 GBP

Retailer 22£1,859 GBP

Retailer 10£1,987 GBP

Retailer 26£1,993 GBP

Retailer 25£2,094 GBP

Retailer 7£2,164 GBP

Retailer 27£2,187 GBP

Retailer 20£2,566 GBP

Retailer 13£3,124 GBP

Retailer 8£3,173 GBP

Retailer 15£3,213 GBP

Retailer 24£3,395 GBP

Retailer 6£3,432 GBP

Retailer 19£3,582 GBP

Retailer 12£3,654 GBP

Retailer 2£3,758 GBP

Retailer 16£4,650 GBP

Retailer 14£4,797 GBP

Retailer 23£5,838 GBP

Do Amore Diamonds£7,068 GBP

35 data points across 28 retailers

35 retailers£1,028 GBP to £7,068 GBP

Cheapest Retailer

£1,028 GBP

$1,377 USD

Retailer 2

£1,069 GBP

$1,432 USD

View

Price last confirmed 24 days ago

Retailer 3

£1,069 GBP

$1,432 USD

View

Price last confirmed 32 days ago

Retailer 4

£1,163 GBP

$1,558 USD

View

Price last confirmed 33 days ago

Retailer 5

£1,174 GBP

$1,573 USD

View

Retailer 6

£1,192 GBP

$1,597 USD

View

Price last confirmed 22 days ago

Retailer 7

£1,192 GBP

$1,597 USD

View

Price last confirmed 24 days ago

Retailer 8

£1,223 GBP

$1,639 USD

View

Price last confirmed 34 days ago

Retailer 9

£1,321 GBP

$1,770 USD

View

Retailer 10

£1,326 GBP

$1,777 USD

View

Final sale: no returns

Retailer 11

£1,329 GBP

$1,781 USD

View

Retailer 12

£1,456 GBP

View

Price last confirmed 15 days ago

Retailer 13

£1,653 GBP

HK$17,300 HKD

View

Retailer 14

£1,859 GBP

View

B+

Retailer 15

£1,987 GBP

$2,662 USD

View

B+

Retailer 16

£1,993 GBP

A$4,108 AUD

View

Retailer 17

£2,094 GBP

€2,672 EUR

View

B+

Retailer 18

£2,164 GBP

$2,899 USD

View

B+

Retailer 19

£2,187 GBP

$2,930 USD

View

B+

Retailer 20

£2,467 GBP

$3,305 USD

View

Retailer 21

£2,467 GBP

$3,305 USD

View

Price last confirmed 22 days ago

Retailer 22

£2,566 GBP

$3,438 USD

View

Price last confirmed 32 days ago

B+

Retailer 23

£3,124 GBP

A$6,440 AUD

View

B+

Retailer 24

£3,173 GBP

View

B+

Retailer 25

£3,213 GBP

$4,305 USD

View

B+

Retailer 26

£3,395 GBP

ZAR 73,495 ZAR

View

Retailer 27

£3,429 GBP

$4,594 USD

View

Retailer 28

£3,432 GBP

$4,598 USD

View

Price last confirmed 8 days ago

Retailer 29

£3,582 GBP

$4,800 USD

View

Retailer 30

£3,654 GBP

$4,896 USD

View

B+

Retailer 31

£3,758 GBP

View

Retailer 32

£4,650 GBP

$6,230 USD

View

Retailer 33

£4,797 GBP

SGD 8,685 SGD

View

Retailer 34

£5,838 GBP

A$12,034 AUD

View

Most Expensive

Do Amore Diamonds

27-D890A0BF3 · Oct 31

£7,068 GBP

$9,470 USD

View

34 more retailers have this diamond

Prices start from £1,028 GBPSave up to £6,040 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 2.09ct D IF marquise lab-grown

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

Similar diamonds

2.09ct Marquise

£1,028 GBP