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Marquise|Lab Grown|IGI

1.18ct G VVS1 Marquise Lab Grown Diamond

ID • G/VVS1 • IGI LG762524782

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG762524782

Diamond specifications and retailer prices

From £137 GBP
As of November 4, 2026
Save £1,185 GBP (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,323 GBP at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

About this 1.18ct lab-grown marquise diamond

This 1.18ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG762524782 or 762524782. Listed at 16 retailers as of November 4, 2026, with prices from £137 to £1,323, a £1,185 spread on the same certified stone. Do Amore Diamonds lists it at £1,323. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762524782
Dimensions11.31 × 5.60 × 3.34 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
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
11.31 mm5.60 mm1.18 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762524782
Side View
Table 62.0%Crown 35.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.6%

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: £1,323 GBP|Low: £132 GBP|High: £1,382 GBP|Avg: £464 GBP|-4.3%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
November 5, 2026
Retailer 14£137 GBP
Retailer 9£154 GBP
Retailer 8£163 GBP
Retailer 12£201 GBP
Retailer 2£208 GBP
Retailer 5£238 GBP
Retailer 6£317 GBP
Retailer 7£357 GBP
Retailer 3£472 GBP
Retailer 16£507 GBP
Retailer 13£509 GBP
Retailer 10£602 GBP
Retailer 15£606 GBP
Retailer 4£669 GBP
Retailer 11£878 GBP
Do Amore Diamonds£1,323 GBP

32 data points across 16 retailers

16 retailers£137 GBP to £1,323 GBP

A
Cheapest Retailer
-
£137 GBP
A
Retailer 2
-
£154 GBP
View
Final sale: no returns
A
Retailer 3
-
£163 GBP
View
A
Retailer 4
-
£201 GBP
View
A
Retailer 5
-
£208 GBP
View
B+
Retailer 6
-
£238 GBP
View
Retailer 7
-
£317 GBP
View
Price last confirmed 12 days ago
A
Retailer 8
-
£357 GBP
View
B+
Retailer 9
-
£472 GBP
View
B+
Retailer 10
-
£507 GBP
View
B+
Retailer 11
-
£509 GBP
View
B+
Retailer 12
-
£602 GBP
View
B+
Retailer 13
-
£606 GBP
View
B
Retailer 14
-
£669 GBP
View
B
Retailer 15
-
£878 GBP
View
Most Expensive
B
Do Amore Diamonds
27-BF5848C1C · Nov 5
£1,323 GBP
$1,780 USD
View
15 more retailers have this diamond
Prices start from £137 GBPSave up to £1,185 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
1.18ct Marquise
£137 GBP