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Marquise|Lab Grown|IGI

2.09ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG745506987

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG745506987

Diamond specifications and retailer prices

From £733 GBP
$982 USD
As of October 30, 2026
Save £5,775 GBP (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £6,508 GBP at Do Amore Diamonds · As of October 30, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG745506987 or 745506987. Listed at 17 retailers as of October 30, 2026, with prices from £733 to £6,508, a £5,775 spread on the same certified stone. Do Amore Diamonds lists it at £6,508. 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
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG745506987
Dimensions12.71 × 6.71 × 4.26 mm
L/W Ratio1.89
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
Top View
12.71 mm6.71 mm2.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG745506987
Side View
Table 57.0%Crown 35.4°Girdle: MED-STKPavilion 40°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
A
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: £6,508 GBP|Low: £719 GBP|High: £8,083 GBP|Avg: £2,256 GBP|-19.5%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
October 29, 2026
Retailer 11£733 GBP
Retailer 16£798 GBP
Retailer 13£954 GBP
Retailer 5£959 GBP
Retailer 9£1,075 GBP
Retailer 7£1,079 GBP
Retailer 12£1,360 GBP
Retailer 2£1,537 GBP
Retailer 15£1,759 GBP
Retailer 14£1,832 GBP
Retailer 4£2,187 GBP
Retailer 3£2,273 GBP
Retailer 17£2,428 GBP
Retailer 10£3,200 GBP
Retailer 8£3,261 GBP
Retailer 6£3,815 GBP
Do Amore Diamonds£6,508 GBP

31 data points across 17 retailers

17 retailers£733 GBP to £6,508 GBP

A
Cheapest Retailer
-
£733 GBP
$982 USD
A
Retailer 2
-
£798 GBP
$1,069 USD
View
A
Retailer 3
-
£954 GBP
$1,278 USD
View
A
Retailer 4
-
£959 GBP
$1,285 USD
View
A
Retailer 5
-
£1,075 GBP
$1,440 USD
View
Final sale: no returns
A
Retailer 6
-
£1,079 GBP
$1,446 USD
View
A
Retailer 7
-
£1,360 GBP
$1,822 USD
View
A
Retailer 8
-
£1,537 GBP
€1,961 EUR
View
A
Retailer 9
-
£1,759 GBP
$2,357 USD
View
A
Retailer 10
-
£1,832 GBP
$2,455 USD
View
B+
Retailer 11
-
£2,187 GBP
$2,930 USD
View
Retailer 12
-
£2,273 GBP
A$4,685 AUD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
£2,428 GBP
$3,254 USD
View
B+
Retailer 14
-
£3,200 GBP
View
B
Retailer 15
-
£3,261 GBP
$4,370 USD
View
Retailer 16
-
£3,815 GBP
A$7,865 AUD
View
Price last confirmed 22 days ago
Most Expensive
B
Do Amore Diamonds
27-FA1AA9E77 · Oct 30
£6,508 GBP
$8,720 USD
View
16 more retailers have this diamond
Prices start from £733 GBPSave up to £5,775 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.

A
2.09ct Marquise
£733 GBP