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Marquise|Lab Grown|IGI

0.33ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • IGI LG544242950

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG544242950

Diamond specifications and retailer prices

From £67 GBP
$90 USD
As of November 2, 2026
Save £546 GBP (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £613 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.33ct lab-grown marquise diamond

This 0.33ct lab-grown marquise sits in the sub-half-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG544242950 or 544242950. Listed at 13 retailers as of November 1, 2026, with prices from £67 to £613, a £546 spread on the same certified stone. MOH London lists it at £613. 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

0.33
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG544242950
Dimensions7.52 × 3.60 × 2.20 mm
L/W Ratio2.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.52 mm3.60 mm0.33 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG544242950
Side View
Table 60.5%Crown 32°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 61.1%

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 2
Current: £613 GBP|Low: £65 GBP|High: £621 GBP|Avg: £200 GBP|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 5£67 GBP
Retailer 9£78 GBP
Retailer 10£89 GBP
Retailer 11£89 GBP
Retailer 6£134 GBP
Retailer 2£155 GBP
Retailer 8£175 GBP
Retailer 4£214 GBP
Retailer 3£251 GBP
Retailer 7£268 GBP
MOH London£613 GBP

42 data points across 11 retailers

13 retailers£67 GBP to £613 GBP

A
Cheapest Retailer
-
£67 GBP
$90 USD
A
Retailer 2
-
£78 GBP
$105 USD
View
A
Retailer 3
-
£89 GBP
$119 USD
View
Retailer 4
-
£89 GBP
$119 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£134 GBP
$180 USD
View
B+
Retailer 6
-
£155 GBP
View
B+
Retailer 7
-
£172 GBP
HK$1,800 HKD
View
B+
Retailer 8
-
£175 GBP
$235 USD
View
B+
Retailer 9
-
£214 GBP
View
B
Retailer 10
-
£251 GBP
$337 USD
View
B
Retailer 11
-
£268 GBP
$360 USD
View
B
Retailer 12
-
£313 GBP
$419 USD
View
Most Expensive
B
MOH London
LG544242950 · Nov 1
£613 GBP
View
12 more retailers have this diamond
Prices start from £67 GBPSave up to £546 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
0.33ct Marquise
£67 GBP