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Marquise|Lab Grown|IGI

1.28ct D VVS1 Marquise Lab Grown Diamond

ID • D/VVS1 • IGI LG800681981

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800681981

Diamond specifications and retailer prices

From £387 GBP
$520 USD
As of November 1, 2026
Save £802 GBP (67%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,190 GBP at MOH London · As of November 3, 2026
View at MOH London

About this 1.28ct lab-grown marquise diamond

This 1.28ct 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 LG800681981 or 800681981. Listed at 15 retailers as of November 1, 2026, with prices from £387 to £1,190, a £802 spread on the same certified stone. MOH London lists it at £1,190. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800681981
Dimensions11.17 × 5.66 × 3.55 mm
L/W Ratio1.97
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
11.17 mm5.66 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800681981
Side View
Table 57.0%Crown 35°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 62.7%

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 1
Current: £1,190 GBP|Low: £343 GBP|High: £1,230 GBP|Avg: £743 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
Retailer 13
November 2, 2026
Retailer 12£419 GBP
Retailer 3£456 GBP
Retailer 7£484 GBP
Retailer 6£512 GBP
Retailer 2£530 GBP
Retailer 10£542 GBP
Retailer 4£672 GBP
Retailer 11£835 GBP
Retailer 9£911 GBP
Retailer 13£936 GBP
Retailer 8£946 GBP
Retailer 5£1,075 GBP
MOH London£1,190 GBP

41 data points across 13 retailers

15 retailers£387 GBP to £1,190 GBP

A
Cheapest Retailer
-
£387 GBP
$520 USD
A
Retailer 2
-
£401 GBP
HK$4,200 HKD
View
A
Retailer 3
-
£419 GBP
$562 USD
View
A
Retailer 4
-
£456 GBP
$612 USD
View
A
Retailer 5
-
£484 GBP
€618 EUR
View
B+
Retailer 6
-
£512 GBP
ZAR 11,093 ZAR
View
B+
Retailer 7
-
£530 GBP
View
B+
Retailer 8
-
£542 GBP
A$1,118 AUD
View
Retailer 9
-
£672 GBP
$901 USD
View
Price last confirmed 10 days ago
B
Retailer 10
-
£835 GBP
$1,120 USD
View
B
Retailer 11
-
£911 GBP
A$1,881 AUD
View
B
Retailer 12
-
£936 GBP
$1,256 USD
View
B
Retailer 13
-
£946 GBP
$1,270 USD
View
B
Retailer 14
-
£1,075 GBP
$1,442 USD
View
Most Expensive
B
MOH London
LG800681981 · Nov 3
£1,190 GBP
View
14 more retailers have this diamond
Prices start from £387 GBPSave up to £802 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
1.28ct Marquise
£387 GBP