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Marquise|Lab Grown|IGI

2.36ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG822631038

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG822631038

Diamond specifications and retailer prices

From £542 GBP
A$1,118 AUD
As of October 31, 2026
Save £1,025 GBP (65%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,567 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.36ct lab-grown marquise diamond

This 2.36ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG822631038 or 822631038. Listed at 12 retailers as of October 30, 2026, with prices from £542 to £1,567, a £1,025 spread on the same certified stone. Brilliant Earth lists it at £1,567. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.36
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG822631038
Dimensions13.54 × 7.14 × 4.38 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.54 mm7.14 mm2.36 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG822631038
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £1,567 GBP|Low: £288 GBP|High: £1,620 GBP|Avg: £772 GBP|-3.2%
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
October 29, 2026
Retailer 10£288 GBP
Retailer 6£353 GBP
Retailer 7£405 GBP
Retailer 3£429 GBP
Retailer 9£433 GBP
Retailer 11£494 GBP
Retailer 2£542 GBP
Retailer 8£566 GBP
Retailer 13£642 GBP
Retailer 12£728 GBP
Retailer 5£1,020 GBP
Retailer 14£1,254 GBP
Retailer 4£1,263 GBP
Brilliant Earth£1,567 GBP

24 data points across 14 retailers

12 retailers£542 GBP to £1,567 GBP

Retailer 1
-
£257 GBP
$345 USD
Price last confirmed 23 days ago
Retailer 2
-
£302 GBP
$404 USD
View
Price last confirmed 32 days ago
Retailer 3
-
£319 GBP
$428 USD
View
Price last confirmed 28 days ago
Retailer 4
-
£353 GBP
HK$3,700 HKD
View
Price last confirmed 10 days ago
Retailer 5
-
£405 GBP
View
Price last confirmed 21 days ago
A
Retailer 6
-
£542 GBP
A$1,118 AUD
View
Retailer 7
-
£728 GBP
$975 USD
View
Price last confirmed 21 days ago
Retailer 8
-
£1,020 GBP
SGD 1,847 SGD
View
Price last confirmed 21 days ago
Retailer 9
-
£1,026 GBP
$1,375 USD
View
Price last confirmed 26 days ago
Retailer 10
-
£1,254 GBP
$1,680 USD
View
Price last confirmed 24 days ago
Retailer 11
-
£1,263 GBP
View
Price last confirmed 25 days ago
Most Expensive
B
Brilliant Earth
20801532A · Oct 30
£1,567 GBP
$2,100 USD
View
11 more retailers have this diamond
Prices start from £542 GBPSave up to £1,025 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
2.36ct Marquise
£542 GBP