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Marquise|Lab Grown|IGI

1.45ct D VVS1 Marquise Lab Grown Diamond

ID • D/VVS1 • IGI LG800679685

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800679685

Diamond specifications and retailer prices

From £388 GBP
As of November 4, 2026
Save £1,052 GBP (73%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,440 GBP at MOH London · As of November 3, 2026
View at MOH London

About this 1.45ct lab-grown marquise diamond

This 1.45ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG800679685 or 800679685. Listed at 12 retailers as of November 3, 2026, with prices from £388 to £1,440, a £1,052 spread on the same certified stone. MOH London lists it at £1,440. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800679685
Dimensions11.54 × 5.92 × 3.73 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.54 mm5.92 mm1.45 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800679685
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.0%

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: Nov 4
Current: £1,440 GBP|Low: £388 GBP|High: £1,458 GBP|Avg: £798 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 6£388 GBP
Retailer 7£413 GBP
Retailer 2£477 GBP
Retailer 5£517 GBP
Retailer 11£593 GBP
Retailer 12£615 GBP
Retailer 10£636 GBP
Retailer 8£661 GBP
Retailer 9£1,061 GBP
Retailer 3£1,085 GBP
Retailer 4£1,096 GBP
MOH London£1,440 GBP

41 data points across 12 retailers

12 retailers£388 GBP to £1,440 GBP

A
Cheapest Retailer
-
£388 GBP
A
Retailer 2
-
£413 GBP
View
A
Retailer 3
-
£477 GBP
View
A
Retailer 4
-
£517 GBP
View
Retailer 5
-
£593 GBP
View
Price last confirmed 7 days ago
B+
Retailer 6
-
£615 GBP
View
B+
Retailer 7
-
£636 GBP
View
B+
Retailer 8
-
£661 GBP
View
B
Retailer 9
-
£1,061 GBP
View
Retailer 10
-
£1,085 GBP
View
Price last confirmed 8 days ago
Retailer 11
-
£1,096 GBP
View
Price last confirmed 35 days ago
Most Expensive
B
MOH London
LG800679685 · Nov 3
£1,440 GBP
View
11 more retailers have this diamond
Prices start from £388 GBPSave up to £1,052 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
1.45ct Marquise
£388 GBP