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Marquise|Lab Grown|IGI

1.54ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG778664692

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG778664692

Diamond specifications and retailer prices

From £199 GBP
$267 USD
As of October 30, 2026
Save £852 GBP (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,052 GBP at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778664692 or 778664692. Listed at 20 retailers as of October 30, 2026, with prices from £199 to £1,052, a £852 spread on the same certified stone. Reve Diamonds lists it at £1,052. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778664692
Dimensions12.66 × 5.95 × 3.62 mm
L/W Ratio2.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.66 mm5.95 mm1.54 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778664692
Side View
Table 62.0%Crown 31.5°Girdle: THN-STKPavilion 40.1°Culet: NoneDepth 60.8%

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 30
Current: £427 GBP|Low: £192 GBP|High: £1,052 GBP|Avg: £539 GBP|+2.6%
Retailer 1
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Retailer 17
Reve Diamonds
November 2, 2026
Retailer 2£199 GBP
Retailer 17£222 GBP
Retailer 7£231 GBP
Retailer 3£248 GBP
Retailer 4£248 GBP
Retailer 11£276 GBP
Retailer 14£366 GBP
Retailer 6£411 GBP
Retailer 1£427 GBP
Retailer 8£444 GBP
Retailer 12£475 GBP
Retailer 13£576 GBP
Retailer 15£761 GBP
Retailer 5£796 GBP
Retailer 16£952 GBP
Retailer 9£967 GBP
Retailer 10£992 GBP
Reve Diamonds£1,052 GBP

43 data points across 18 retailers

20 retailers£199 GBP to £1,052 GBP

A
Cheapest Retailer
-
£199 GBP
$267 USD
A
Retailer 2
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£222 GBP
$298 USD
View
Final sale: no returns
A
Retailer 3
-
£231 GBP
$310 USD
View
Retailer 4
-
£248 GBP
$332 USD
View
Price last confirmed 7 days ago
A
Retailer 5
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£248 GBP
$332 USD
View
A
Retailer 6
-
£276 GBP
View
A
Retailer 7
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£366 GBP
$490 USD
View
A
Retailer 8
-
£411 GBP
$551 USD
View
A
Retailer 9
-
£412 GBP
$552 USD
View
A
Retailer 10
-
£427 GBP
ZAR 9,238 ZAR
View
A
Retailer 11
-
£444 GBP
$595 USD
View
A
Retailer 12
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£475 GBP
View
B+
Retailer 13
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£576 GBP
A$1,187 AUD
View
B
Retailer 14
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£761 GBP
$1,019 USD
View
B
Retailer 15
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£796 GBP
$1,066 USD
View
B
Retailer 16
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£834 GBP
$1,117 USD
View
B
Retailer 17
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£952 GBP
$1,276 USD
View
B
Retailer 18
-
£967 GBP
View
B
Retailer 19
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£992 GBP
View
Most Expensive
B
Reve Diamonds
094DD9A51 · Nov 1
£1,052 GBP
$1,409 USD
View
19 more retailers have this diamond
Prices start from £199 GBPSave up to £852 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
£199 GBP