Marquise|Lab Grown|IGI

1.54ct E VS1 Marquise Lab Grown Diamond

VG • E/VS1 • IGI LG804620313

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG804620313

Diamond specifications and retailer prices

From £196 GBP
$263 USD
As of October 30, 2026
Save £1,396 GBP (88%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: £1,592 GBP at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.54ct lab-grown marquise diamond

This 1.54ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG804620313 or 804620313. Listed at 28 retailers as of October 28, 2026, with prices from £196 to £1,592, a £1,396 spread on the same certified stone. Queensmith lists it at £1,592. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.54
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804620313
Dimensions11.39 × 6.28 × 3.88 mm
L/W Ratio1.81
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.39 mm6.28 mm1.54 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804620313
Side View
Table 66.0%Crown 33.4°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 61.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £362 GBP|Low: £188 GBP|High: £1,299 GBP|Avg: £497 GBP|-3.0%
Retailer 1
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Retailer 12
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Retailer 16
October 31, 2026
Retailer 3£196 GBP
Retailer 8£219 GBP
Retailer 4£243 GBP
Retailer 16£243 GBP
Retailer 10£285 GBP
Retailer 6£328 GBP
Retailer 1£362 GBP
Retailer 15£415 GBP
Retailer 12£418 GBP
Retailer 7£440 GBP
Retailer 11£465 GBP
Retailer 13£566 GBP
Retailer 2£615 GBP
Retailer 5£957 GBP
Retailer 14£976 GBP
Retailer 9£1,097 GBP

39 data points across 16 retailers

28 retailers£196 GBP to £1,592 GBP

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Cheapest Retailer
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£196 GBP
$263 USD
Retailer 2
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£196 GBP
$263 USD
View
Price last confirmed 22 days ago
Retailer 3
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£196 GBP
$263 USD
View
Price last confirmed 14 days ago
Retailer 4
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£196 GBP
$263 USD
View
Price last confirmed 9 days ago
A
Retailer 5
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£219 GBP
$294 USD
View
Final sale: no returns
A
Retailer 6
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£228 GBP
$305 USD
View
Retailer 7
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£228 GBP
$305 USD
View
Price last confirmed 32 days ago
Retailer 8
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£240 GBP
$322 USD
View
Price last confirmed 36 days ago
A
Retailer 9
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£243 GBP
$326 USD
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Retailer 10
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£243 GBP
$326 USD
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Price last confirmed 14 days ago
Retailer 11
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£243 GBP
$326 USD
View
Price last confirmed 27 days ago
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Retailer 12
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£285 GBP
View
B+
Retailer 13
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£328 GBP
$440 USD
View
A
Retailer 14
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£362 GBP
$485 USD
View
A
Retailer 15
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£405 GBP
$542 USD
View
A
Retailer 16
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£418 GBP
ZAR 9,046 ZAR
View
B+
Retailer 17
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£440 GBP
$590 USD
View
B+
Retailer 18
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£465 GBP
View
B+
Retailer 19
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£566 GBP
A$1,166 AUD
View
B+
Retailer 20
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£615 GBP
$824 USD
View
Retailer 21
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£782 GBP
$1,048 USD
View
Price last confirmed 30 days ago
B
Retailer 22
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£782 GBP
$1,048 USD
View
B
Retailer 23
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£820 GBP
$1,099 USD
View
B
Retailer 24
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£957 GBP
$1,282 USD
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B
Retailer 25
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£976 GBP
View
B
Retailer 26
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£1,040 GBP
$1,394 USD
View
B
Retailer 27
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£1,097 GBP
$1,470 USD
View
Most Expensive
B
Queensmith
LG804620313 · Oct 28
£1,592 GBP
View
27 more retailers have this diamond
Prices start from £196 GBPSave up to £1,396 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
1.54ct Marquise
£196 GBP