CaratHunter
Plans
Marquise|Lab Grown|IGI

2.09ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG660488926

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG660488926

Diamond specifications and retailer prices

From £551 GBP
$738 USD
As of October 30, 2026
Save £1,970 GBP (78%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £3,291 GBP at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

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 LG660488926 or 660488926. Listed at 18 retailers as of October 29, 2026, with a 358% 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
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660488926
Dimensions13.73 × 6.70 × 4.04 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.73 mm6.70 mm2.09 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660488926
Side View
Table 63.0%Crown 35.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.3%

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: £3,291 GBP|Low: £616 GBP|High: £4,478 GBP|Avg: £1,701 GBP|-26.5%
Brilliant Earth
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
October 30, 2026
Retailer 7£616 GBP
Retailer 10£769 GBP
Retailer 15£890 GBP
Retailer 13£914 GBP
Retailer 2£1,025 GBP
Retailer 11£1,059 GBP
Retailer 14£1,315 GBP
Retailer 12£1,573 GBP
Retailer 8£1,648 GBP
Retailer 6£1,796 GBP
Retailer 5£1,990 GBP
Retailer 3£2,159 GBP
Retailer 4£2,202 GBP
Retailer 9£2,521 GBP
Brilliant Earth£3,291 GBP

41 data points across 15 retailers

18 retailers£551 GBP to £2,521 GBP

A
Cheapest Retailer
-
£551 GBP
$738 USD
A
Retailer 2
-
£599 GBP
$803 USD
View
A
Retailer 3
-
£616 GBP
$826 USD
View
Final sale: no returns
Retailer 4
-
£639 GBP
$856 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
£639 GBP
$856 USD
View
A
Retailer 6
-
£769 GBP
$1,030 USD
View
A
Retailer 7
-
£890 GBP
$1,192 USD
View
A
Retailer 8
-
£914 GBP
$1,225 USD
View
A
Retailer 9
-
£1,025 GBP
View
A
Retailer 10
-
£1,315 GBP
$1,762 USD
View
A
Retailer 11
-
£1,573 GBP
$2,108 USD
View
A
Retailer 12
-
£1,648 GBP
ZAR 35,669 ZAR
View
A
Retailer 13
-
£1,796 GBP
$2,406 USD
View
B+
Retailer 14
-
£1,990 GBP
View
B+
Retailer 15
-
£2,159 GBP
$2,893 USD
View
B+
Retailer 16
-
£2,202 GBP
$2,950 USD
View
B+
Retailer 17
-
£2,521 GBP
View
Most Expensive
Brilliant Earth
16422417A · Oct 21
£3,291 GBP
$4,410 USD
View
Price last confirmed 9 days ago
17 more retailers have this diamond
Prices start from £551 GBPSave up to £1,970 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
£551 GBP