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Marquise|Lab Grown|IGI

1.55ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG808626188

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG808626188

Diamond specifications and retailer prices

From £204 GBP
$273 USD
As of October 30, 2026
Save £810 GBP (80%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,014 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.55ct lab-grown marquise diamond

This 1.55ct 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 LG808626188 or 808626188. Listed at 22 retailers as of October 30, 2026, with prices from £204 to £1,014, a £810 spread on the same certified stone. MOH London lists it at £1,014. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG808626188
Dimensions12.33 × 5.96 × 3.64 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.33 mm5.96 mm1.55 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG808626188
Side View
Table 57.0%Crown 34.4°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
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: Oct 30
Current: £1,014 GBP|Low: £204 GBP|High: £1,026 GBP|Avg: £575 GBP|+0.1%
MOH London
Retailer 2
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November 2, 2026
Retailer 8£204 GBP
Retailer 7£228 GBP
Retailer 6£237 GBP
Retailer 5£253 GBP
Retailer 21£253 GBP
Retailer 13£282 GBP
Retailer 20£373 GBP
Retailer 10£418 GBP
Retailer 9£419 GBP
Retailer 4£420 GBP
Retailer 2£436 GBP
Retailer 15£445 GBP
Retailer 12£449 GBP
Retailer 18£588 GBP
Retailer 19£778 GBP
Retailer 14£796 GBP
Retailer 17£811 GBP
Retailer 3£813 GBP
Retailer 11£851 GBP
Retailer 16£910 GBP
MOH London£1,014 GBP

41 data points across 21 retailers

22 retailers£204 GBP to £1,014 GBP

A
Cheapest Retailer
-
£204 GBP
$273 USD
A
Retailer 2
-
£228 GBP
$305 USD
View
Final sale: no returns
A
Retailer 3
-
£237 GBP
$317 USD
View
Retailer 4
-
£253 GBP
$339 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£253 GBP
$339 USD
View
A
Retailer 6
-
£282 GBP
View
A
Retailer 7
-
£287 GBP
HK$3,000 HKD
View
A
Retailer 8
-
£373 GBP
$500 USD
View
A
Retailer 9
-
£418 GBP
$560 USD
View
A
Retailer 10
-
£419 GBP
$562 USD
View
Retailer 11
-
£420 GBP
€536 EUR
View
Price last confirmed 8 days ago
A
Retailer 12
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£436 GBP
ZAR 9,445 ZAR
View
A
Retailer 13
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£445 GBP
View
A
Retailer 14
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£449 GBP
$602 USD
View
B+
Retailer 15
-
£588 GBP
A$1,213 AUD
View
B+
Retailer 16
-
£778 GBP
$1,042 USD
View
B
Retailer 17
-
£796 GBP
$1,067 USD
View
B
Retailer 18
-
£811 GBP
A$1,672 AUD
View
B
Retailer 19
-
£813 GBP
$1,090 USD
View
B
Retailer 20
-
£851 GBP
$1,141 USD
View
B
Retailer 21
-
£910 GBP
$1,219 USD
View
Most Expensive
B
MOH London
LG808626188 · Nov 1
£1,014 GBP
View
21 more retailers have this diamond
Prices start from £204 GBPSave up to £810 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
1.55ct Marquise
£204 GBP