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Marquise|Lab Grown|IGI

2.09ct F IF Marquise Lab Grown Diamond

EX • F/IF • IGI LG651408240

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG651408240

Diamond specifications and retailer prices

From £1,274 GBP
As of November 5, 2026
Save £4,755 GBP (79%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £9,258 GBP at Do Amore Diamonds · As of November 4, 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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG651408240 or 651408240. Listed at 25 retailers as of November 4, 2026, with a 373% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG651408240
Dimensions13.65 × 6.51 × 4.13 mm
L/W Ratio2.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.65 mm6.51 mm2.09 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG651408240
Side View
Table 60.0%Crown 36.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.4%

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: Nov 5
Current: £9,258 GBP|Low: £1,274 GBP|High: £9,258 GBP|Avg: £3,297 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 8
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Retailer 12
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Retailer 20
November 5, 2026
Retailer 9£1,274 GBP
Retailer 4£1,292 GBP
Retailer 7£1,506 GBP
Retailer 6£1,512 GBP
Retailer 3£1,561 GBP
Retailer 19£1,561 GBP
Retailer 18£1,687 GBP
Retailer 16£2,177 GBP
Retailer 8£2,193 GBP
Retailer 13£2,347 GBP
Retailer 17£2,626 GBP
Retailer 11£3,272 GBP
Retailer 20£3,277 GBP
Retailer 15£4,090 GBP
Retailer 5£4,207 GBP
Retailer 14£4,459 GBP
Retailer 10£4,652 GBP
Retailer 2£4,907 GBP
Retailer 12£6,029 GBP
Do Amore Diamonds£9,258 GBP

44 data points across 20 retailers

25 retailers£1,274 GBP to £6,029 GBP

A
Cheapest Retailer
-
£1,274 GBP
Retailer 2
-
£1,292 GBP
View
Price last confirmed 35 days ago
A
Retailer 3
-
£1,346 GBP
View
Retailer 4
-
£1,464 GBP
View
Price last confirmed 38 days ago
B+
Retailer 5
-
£1,506 GBP
View
Final sale: no returns
B+
Retailer 6
-
£1,512 GBP
View
Retailer 7
-
£1,561 GBP
View
Price last confirmed 25 days ago
Retailer 8
-
£1,561 GBP
View
Price last confirmed 34 days ago
B+
Retailer 9
-
£1,561 GBP
View
B+
Retailer 10
-
£1,687 GBP
View
B+
Retailer 11
-
£2,177 GBP
View
B+
Retailer 12
-
£2,193 GBP
View
B+
Retailer 13
-
£2,347 GBP
View
Retailer 14
-
£2,369 GBP
View
Price last confirmed 37 days ago
B+
Retailer 15
-
£2,369 GBP
View
B
Retailer 16
-
£2,626 GBP
View
B
Retailer 17
-
£3,272 GBP
View
Retailer 18
-
£3,277 GBP
View
Price last confirmed 29 days ago
B
Retailer 19
-
£4,090 GBP
View
B
Retailer 20
-
£4,207 GBP
View
B
Retailer 21
-
£4,459 GBP
View
B
Retailer 22
-
£4,652 GBP
View
B
Retailer 23
-
£4,907 GBP
View
B
Retailer 24
-
£6,029 GBP
View
Most Expensive
Do Amore Diamonds
27-6DAE4FD1A · Nov 4
£9,258 GBP
$12,460 USD
View
Price under review
24 more retailers have this diamond
Prices start from £1,274 GBPSave up to £4,755 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
£1,274 GBP