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Marquise|Lab Grown|IGI

1.50ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG603338179

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG603338179

Diamond specifications and retailer prices

From £244 GBP
$328 USD
As of November 2, 2026
Save £1,678 GBP (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,923 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.5ct lab-grown marquise diamond

This 1.5ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG603338179 or 603338179. Listed at 24 retailers as of November 2, 2026, with prices from £244 to £1,923, a £1,678 spread on the same certified stone. Brilliant Earth lists it at £1,923. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG603338179
Dimensions11.82 × 6.01 × 3.79 mm
L/W Ratio1.97
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
11.82 mm6.01 mm1.50 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG603338179
Side View
Table 58.0%Crown 33.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.1%

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: Nov 2
Current: £1,923 GBP|Low: £244 GBP|High: £1,923 GBP|Avg: £712 GBP
Brilliant Earth
Retailer 2
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November 2, 2026
Retailer 8£244 GBP
Retailer 9£273 GBP
Retailer 3£284 GBP
Retailer 20£303 GBP
Retailer 23£303 GBP
Retailer 10£334 GBP
Retailer 19£417 GBP
Retailer 4£478 GBP
Retailer 22£491 GBP
Retailer 11£491 GBP
Retailer 6£495 GBP
Retailer 13£523 GBP
Retailer 2£543 GBP
Retailer 18£707 GBP
Retailer 12£890 GBP
Retailer 15£971 GBP
Retailer 21£975 GBP
Retailer 7£1,009 GBP
Retailer 16£1,147 GBP
Retailer 5£1,181 GBP
Retailer 14£1,195 GBP
Retailer 17£1,216 GBP
Brilliant Earth£1,923 GBP

33 data points across 23 retailers

24 retailers£244 GBP to £1,923 GBP

A
Cheapest Retailer
-
£244 GBP
$328 USD
A
Retailer 2
-
£273 GBP
$367 USD
View
Final sale: no returns
A
Retailer 3
-
£284 GBP
$381 USD
View
Retailer 4
-
£303 GBP
$407 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£303 GBP
$407 USD
View
A
Retailer 6
-
£334 GBP
HK$3,500 HKD
View
A
Retailer 7
-
£417 GBP
$560 USD
View
A
Retailer 8
-
£478 GBP
$642 USD
View
A
Retailer 9
-
£491 GBP
€627 EUR
View
A
Retailer 10
-
£491 GBP
$659 USD
View
A
Retailer 11
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£495 GBP
$664 USD
View
A
Retailer 12
-
£523 GBP
ZAR 11,346 ZAR
View
A
Retailer 13
-
£543 GBP
View
B+
Retailer 14
-
£707 GBP
A$1,460 AUD
View
B+
Retailer 15
-
£890 GBP
$1,194 USD
View
B+
Retailer 16
-
£971 GBP
SGD 1,760 SGD
View
B+
Retailer 17
-
£975 GBP
$1,309 USD
View
B
Retailer 18
-
£1,009 GBP
$1,353 USD
View
B
Retailer 19
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£1,064 GBP
$1,428 USD
View
B
Retailer 20
-
£1,147 GBP
$1,539 USD
View
B
Retailer 21
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£1,181 GBP
View
B
Retailer 22
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£1,195 GBP
$1,603 USD
View
B
Retailer 23
-
£1,216 GBP
View
Most Expensive
B
Brilliant Earth
19055952A · Nov 2
£1,923 GBP
$2,580 USD
View
23 more retailers have this diamond
Prices start from £244 GBPSave up to £1,678 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
1.50ct Marquise
£244 GBP