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Marquise|Lab Grown|IGI

1.05ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG817629575

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG817629575

Diamond specifications and retailer prices

From £143 GBP
$191 USD
As of October 30, 2026
Save £1,223 GBP (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,366 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.05ct lab-grown marquise diamond

This 1.05ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817629575 or 817629575. Listed at 22 retailers as of October 30, 2026, with prices from £143 to £1,366, a £1,223 spread on the same certified stone. Do Amore Diamonds lists it at £1,366. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817629575
Dimensions10.84 × 5.22 × 3.24 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.84 mm5.22 mm1.05 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817629575
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 62.1%

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: £1,366 GBP|Low: £137 GBP|High: £1,366 GBP|Avg: £468 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
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Retailer 17
November 1, 2026
Retailer 4£143 GBP
Retailer 17£159 GBP
Retailer 7£165 GBP
Retailer 5£177 GBP
Retailer 8£177 GBP
Retailer 11£260 GBP
Retailer 2£337 GBP
Retailer 12£360 GBP
Retailer 15£416 GBP
Retailer 14£476 GBP
Retailer 13£534 GBP
Retailer 16£570 GBP
Retailer 6£627 GBP
Retailer 9£762 GBP
Retailer 10£781 GBP
Retailer 3£870 GBP
Do Amore Diamonds£1,366 GBP

42 data points across 17 retailers

22 retailers£143 GBP to £1,366 GBP

A
Cheapest Retailer
-
£143 GBP
$191 USD
A
Retailer 2
-
£159 GBP
$213 USD
View
Final sale: no returns
A
Retailer 3
-
£165 GBP
$221 USD
View
Retailer 4
-
£177 GBP
$237 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£177 GBP
$237 USD
View
A
Retailer 6
-
£212 GBP
$284 USD
View
A
Retailer 7
-
£238 GBP
$319 USD
View
A
Retailer 8
-
£260 GBP
View
A
Retailer 9
-
£337 GBP
ZAR 7,287 ZAR
View
B+
Retailer 10
-
£360 GBP
View
Retailer 11
-
£397 GBP
$531 USD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£416 GBP
A$858 AUD
View
B+
Retailer 13
-
£476 GBP
A$982 AUD
View
B+
Retailer 14
-
£534 GBP
A$1,100 AUD
View
B
Retailer 15
-
£570 GBP
$764 USD
View
B
Retailer 16
-
£627 GBP
$840 USD
View
B
Retailer 17
-
£755 GBP
$1,012 USD
View
B
Retailer 18
-
£762 GBP
View
B
Retailer 19
-
£781 GBP
View
B
Retailer 20
-
£792 GBP
$1,061 USD
View
B
Retailer 21
-
£870 GBP
$1,165 USD
View
Most Expensive
B
Do Amore Diamonds
27-99E59FB01 · Oct 31
£1,366 GBP
$1,830 USD
View
21 more retailers have this diamond
Prices start from £143 GBPSave up to £1,223 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
1.05ct Marquise
£143 GBP