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Marquise|Lab Grown|IGI

1.50ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG754595559

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754595559

Diamond specifications and retailer prices

From £345 GBP
$463 USD
As of October 31, 2026
Save £1,253 GBP (78%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: £1,598 GBP at With Clarity · As of October 31, 2026
View at With Clarity

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 LG754595559 or 754595559. Listed at 30 retailers as of October 31, 2026, with prices from £345 to £1,598, a £1,253 spread on the same certified stone. With Clarity lists it at £1,598. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754595559
Dimensions11.67 × 5.93 × 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 IIa
Top View
11.67 mm5.93 mm1.50 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754595559
Side View
Table 59.0%Crown 35.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.9%

Caratlytics Score

How it works →
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: £1,378 GBP|Low: £285 GBP|High: £1,395 GBP|Avg: £711 GBP
Retailer 1
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 5£285 GBP
Retailer 8£319 GBP
Retailer 7£345 GBP
Retailer 9£348 GBP
Retailer 20£375 GBP
Retailer 14£451 GBP
Retailer 13£492 GBP
Retailer 6£499 GBP
Retailer 11£535 GBP
Retailer 16£570 GBP
Retailer 18£606 GBP
Retailer 12£638 GBP
Retailer 17£819 GBP
Retailer 2£990 GBP
Retailer 15£1,060 GBP
Retailer 19£1,081 GBP
Retailer 10£1,183 GBP
Retailer 3£1,320 GBP
Retailer 4£1,322 GBP
Retailer 1£1,378 GBP

44 data points across 20 retailers

30 retailers£345 GBP to £1,598 GBP

Retailer 1
-
£285 GBP
$382 USD
Price last confirmed 25 days ago
Retailer 2
-
£285 GBP
$382 USD
View
Price last confirmed 33 days ago
Retailer 3
-
£319 GBP
$428 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
£345 GBP
$463 USD
View
Final sale: no returns
Retailer 5
-
£348 GBP
$467 USD
View
Price last confirmed 34 days ago
Retailer 6
-
£352 GBP
$473 USD
View
Price last confirmed 30 days ago
Retailer 7
-
£352 GBP
$473 USD
View
Price last confirmed 23 days ago
Retailer 8
-
£375 GBP
View
Price last confirmed 16 days ago
A
Retailer 9
-
£410 GBP
HK$4,300 HKD
View
A
Retailer 10
-
£451 GBP
$605 USD
View
A
Retailer 11
-
£492 GBP
$660 USD
View
B+
Retailer 12
-
£499 GBP
$670 USD
View
B+
Retailer 13
-
£535 GBP
$718 USD
View
B+
Retailer 14
-
£570 GBP
€728 EUR
View
B+
Retailer 15
-
£606 GBP
ZAR 13,143 ZAR
View
B+
Retailer 16
-
£638 GBP
View
Retailer 17
-
£812 GBP
$1,089 USD
View
Price last confirmed 9 days ago
B+
Retailer 18
-
£819 GBP
A$1,690 AUD
View
B
Retailer 19
-
£990 GBP
$1,328 USD
View
B
Retailer 20
-
£1,060 GBP
A$2,189 AUD
View
B
Retailer 21
-
£1,081 GBP
$1,450 USD
View
B
Retailer 22
-
£1,134 GBP
$1,522 USD
View
Retailer 23
-
£1,134 GBP
$1,522 USD
View
Price last confirmed 33 days ago
Retailer 24
-
£1,134 GBP
$1,522 USD
View
Price last confirmed 23 days ago
B
Retailer 25
-
£1,162 GBP
$1,560 USD
View
B
Retailer 26
-
£1,183 GBP
SGD 2,145 SGD
View
B
Retailer 27
-
£1,320 GBP
$1,772 USD
View
B
Retailer 28
-
£1,322 GBP
$1,774 USD
View
B
Retailer 29
-
£1,378 GBP
View
Most Expensive
B
With Clarity
754595559 · Oct 31
£1,598 GBP
$2,144 USD
View
29 more retailers have this diamond
Prices start from £345 GBPSave up to £1,253 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
£345 GBP