Marquise|Lab Grown|IGI

1.54ct D VVS1 Marquise Lab Grown Diamond

ID • D/VVS1 • IGI LG823644609

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG823644609

Diamond specifications and retailer prices

From £249 GBP
$333 USD
As of November 2, 2026
Save £998 GBP (80%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £2,142 GBP at Brilliant Earth · As of October 6, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG823644609 or 823644609. Listed at 24 retailers as of November 1, 2026, with a 402% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823644609
Dimensions11.58 × 5.95 × 3.71 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.58 mm5.95 mm1.54 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823644609
Side View
Table 58.0%Crown 34.5°Girdle: STK-THKPavilion 38.9°Culet: NoneDepth 62.4%

Caratlytics Score

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A+
Exceptional
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: £551 GBP|Low: £249 GBP|High: £1,258 GBP|Avg: £698 GBP|-2.4%
Retailer 1
Retailer 2
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Retailer 21
November 2, 2026
Retailer 8£249 GBP
Retailer 9£278 GBP
Retailer 6£288 GBP
Retailer 21£307 GBP
Retailer 15£325 GBP
Retailer 19£422 GBP
Retailer 20£497 GBP
Retailer 3£499 GBP
Retailer 12£531 GBP
Retailer 7£541 GBP
Retailer 1£551 GBP
Retailer 5£556 GBP
Retailer 17£717 GBP
Retailer 13£788 GBP
Retailer 2£990 GBP
Retailer 14£1,022 GBP
Retailer 11£1,086 GBP
Retailer 10£1,207 GBP
Retailer 16£1,233 GBP
Retailer 4£1,235 GBP
Retailer 18£1,246 GBP

27 data points across 21 retailers

24 retailers£249 GBP to £1,246 GBP

A+
Cheapest Retailer
-
£249 GBP
$333 USD
A
Retailer 2
-
£278 GBP
$372 USD
View
Final sale: no returns
A
Retailer 3
-
£288 GBP
$386 USD
View
A
Retailer 4
-
£307 GBP
$412 USD
View
Retailer 5
-
£319 GBP
$427 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
£325 GBP
View
A
Retailer 7
-
£422 GBP
$565 USD
View
A
Retailer 8
-
£497 GBP
$666 USD
View
Retailer 9
-
£499 GBP
€637 EUR
View
Price last confirmed 8 days ago
A
Retailer 10
-
£531 GBP
ZAR 11,488 ZAR
View
A
Retailer 11
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£541 GBP
$725 USD
View
A
Retailer 12
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£551 GBP
View
A
Retailer 13
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£556 GBP
$745 USD
View
A
Retailer 14
-
£557 GBP
A$1,148 AUD
View
B+
Retailer 15
-
£717 GBP
A$1,479 AUD
View
B+
Retailer 16
-
£788 GBP
$1,056 USD
View
B+
Retailer 17
-
£990 GBP
$1,326 USD
View
B+
Retailer 18
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£1,022 GBP
$1,369 USD
View
B+
Retailer 19
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£1,086 GBP
$1,455 USD
View
B
Retailer 20
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£1,207 GBP
$1,617 USD
View
B+
Retailer 21
-
£1,233 GBP
A$2,541 AUD
View
Retailer 22
-
£1,235 GBP
View
Price last confirmed 8 days ago
B+
Retailer 23
-
£1,246 GBP
$1,670 USD
View
Most Expensive
Brilliant Earth
20865114A · Oct 6
£2,142 GBP
$2,870 USD
View
Price last confirmed 26 days ago
23 more retailers have this diamond
Prices start from £249 GBPSave up to £998 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
£249 GBP