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Marquise|Lab Grown|IGI

2.09ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG790611881

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790611881

Diamond specifications and retailer prices

From £946 GBP
$1,267 USD
As of October 30, 2026
Save £5,555 GBP (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £6,501 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 LG790611881 or 790611881. Listed at 23 retailers as of October 30, 2026, with prices from £946 to £6,501, a £5,555 spread on the same certified stone. Do Amore Diamonds lists it at £6,501. 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
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611881
Dimensions13.39 × 6.63 × 4.17 mm
L/W Ratio2.02
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
13.39 mm6.63 mm2.09 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611881
Side View
Table 57.0%Crown 33.8°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.9%

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: £6,501 GBP|Low: £908 GBP|High: £7,165 GBP|Avg: £2,495 GBP|-9.3%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 22
November 1, 2026
Retailer 20£946 GBP
Retailer 8£1,028 GBP
Retailer 10£1,058 GBP
Retailer 21£1,096 GBP
Retailer 6£1,157 GBP
Retailer 19£1,224 GBP
Retailer 9£1,241 GBP
Retailer 5£1,452 GBP
Retailer 13£1,708 GBP
Retailer 3£1,736 GBP
Retailer 7£2,043 GBP
Retailer 18£2,187 GBP
Retailer 4£2,269 GBP
Retailer 16£2,873 GBP
Retailer 15£2,923 GBP
Retailer 17£3,123 GBP
Retailer 22£3,147 GBP
Retailer 11£3,394 GBP
Retailer 2£3,457 GBP
Retailer 12£4,202 GBP
Retailer 14£4,290 GBP
Do Amore Diamonds£6,501 GBP

43 data points across 22 retailers

23 retailers£946 GBP to £6,501 GBP

A
Cheapest Retailer
-
£946 GBP
$1,267 USD
A
Retailer 2
-
£1,028 GBP
$1,378 USD
View
A
Retailer 3
-
£1,058 GBP
$1,418 USD
View
Final sale: no returns
Retailer 4
-
£1,096 GBP
$1,469 USD
View
Price last confirmed 20 days ago
A
Retailer 5
-
£1,096 GBP
$1,469 USD
View
A
Retailer 6
-
£1,157 GBP
$1,550 USD
View
A
Retailer 7
-
£1,224 GBP
$1,640 USD
View
A
Retailer 8
-
£1,241 GBP
$1,663 USD
View
A
Retailer 9
-
£1,452 GBP
HK$15,200 HKD
View
A
Retailer 10
-
£1,708 GBP
View
A
Retailer 11
-
£1,736 GBP
$2,326 USD
View
B+
Retailer 12
-
£2,043 GBP
$2,738 USD
View
B+
Retailer 13
-
£2,187 GBP
$2,930 USD
View
B+
Retailer 14
-
£2,269 GBP
$3,040 USD
View
B+
Retailer 15
-
£2,873 GBP
A$5,923 AUD
View
B+
Retailer 16
-
£2,923 GBP
View
B+
Retailer 17
-
£3,123 GBP
ZAR 67,591 ZAR
View
B+
Retailer 18
-
£3,147 GBP
$4,216 USD
View
B
Retailer 19
-
£3,394 GBP
$4,548 USD
View
B+
Retailer 20
-
£3,457 GBP
View
B
Retailer 21
-
£4,202 GBP
SGD 7,608 SGD
View
B
Retailer 22
-
£4,290 GBP
$5,748 USD
View
Most Expensive
B
Do Amore Diamonds
27-B5D0EAC6B · Oct 31
£6,501 GBP
$8,710 USD
View
22 more retailers have this diamond
Prices start from £946 GBPSave up to £5,555 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
£946 GBP