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Marquise|Lab Grown|IGI

2.09ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG659430500

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG659430500

Diamond specifications and retailer prices

From £1,145 GBP
$1,534 USD
As of October 31, 2026
Save £6,908 GBP (86%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £8,053 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG659430500 or 659430500. Listed at 26 retailers as of October 31, 2026, with prices from £1,145 to £8,053, a £6,908 spread on the same certified stone. Do Amore Diamonds lists it at £8,053. 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 angle34.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659430500
Dimensions13.65 × 6.50 × 4.12 mm
L/W Ratio2.10
Girdle conditionFaceted
Culet sizePointed
Top View
13.65 mm6.50 mm2.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659430500
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 40.7°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: Oct 31
Current: £8,053 GBP|Low: £1,124 GBP|High: £8,053 GBP|Avg: £2,891 GBP
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
October 31, 2026
Retailer 5£1,171 GBP
Retailer 6£1,358 GBP
Retailer 8£1,415 GBP
Retailer 9£1,432 GBP
Retailer 18£1,485 GBP
Retailer 12£1,521 GBP
Retailer 7£1,910 GBP
Retailer 11£2,125 GBP
Retailer 16£2,402 GBP
Retailer 10£3,105 GBP
Retailer 15£3,564 GBP
Retailer 4£3,659 GBP
Retailer 13£3,867 GBP
Retailer 2£4,066 GBP
Retailer 3£4,103 GBP
Retailer 14£4,304 GBP
Retailer 17£4,403 GBP
Do Amore Diamonds£8,053 GBP

44 data points across 18 retailers

26 retailers£1,145 GBP to £8,053 GBP

A
Cheapest Retailer
-
£1,145 GBP
$1,534 USD
Retailer 2
-
£1,171 GBP
$1,569 USD
View
Price last confirmed 23 days ago
A
Retailer 3
-
£1,171 GBP
$1,569 USD
View
Retailer 4
-
£1,274 GBP
$1,707 USD
View
Price last confirmed 32 days ago
Retailer 5
-
£1,358 GBP
$1,820 USD
View
Price last confirmed 19 days ago
Retailer 6
-
£1,358 GBP
$1,820 USD
View
Price last confirmed 28 days ago
A
Retailer 7
-
£1,415 GBP
$1,896 USD
View
A
Retailer 8
-
£1,432 GBP
$1,919 USD
View
Final sale: no returns
A
Retailer 9
-
£1,485 GBP
$1,990 USD
View
A
Retailer 10
-
£1,521 GBP
View
A
Retailer 11
-
£1,910 GBP
$2,559 USD
View
B+
Retailer 12
-
£2,125 GBP
View
Retailer 13
-
£2,178 GBP
View
Price last confirmed 11 days ago
B+
Retailer 14
-
£2,402 GBP
$3,218 USD
View
Retailer 15
-
£2,809 GBP
$3,764 USD
View
Price last confirmed 31 days ago
B+
Retailer 16
-
£2,809 GBP
$3,764 USD
View
B+
Retailer 17
-
£3,105 GBP
View
Retailer 18
-
£3,564 GBP
A$7,347 AUD
View
Price last confirmed 9 days ago
B
Retailer 19
-
£3,659 GBP
$4,903 USD
View
B+
Retailer 20
-
£3,867 GBP
ZAR 83,713 ZAR
View
B+
Retailer 21
-
£4,066 GBP
A$8,382 AUD
View
B
Retailer 22
-
£4,103 GBP
$5,498 USD
View
B+
Retailer 23
-
£4,304 GBP
View
B
Retailer 24
-
£4,403 GBP
$5,900 USD
View
B
Retailer 25
-
£5,265 GBP
$7,055 USD
View
Most Expensive
B
Do Amore Diamonds
27-36150F464 · Oct 31
£8,053 GBP
$10,790 USD
View
25 more retailers have this diamond
Prices start from £1,145 GBPSave up to £6,908 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
£1,145 GBP