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Marquise|Lab Grown|IGI

1.04ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG846655777

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846655777

Diamond specifications and retailer prices

From £129 GBP
As of November 4, 2026
Save £425 GBP (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £554 GBP at Taylor and Hart · As of November 4, 2026
View at Taylor and Hart

About this 1.04ct lab-grown marquise diamond

This 1.04ct 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 LG846655777 or 846655777. Listed at 11 retailers as of November 4, 2026, with prices from £129 to £554, a £425 spread on the same certified stone. Taylor and Hart lists it at £554. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846655777
Dimensions10.56 × 5.28 × 3.34 mm
L/W Ratio2.00
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 Faint Blue
Top View
10.56 mm5.28 mm1.04 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846655777
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
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: £177 GBP|Low: £129 GBP|High: £554 GBP|Avg: £336 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Taylor and Hart
November 4, 2026
Retailer 3£129 GBP
Retailer 4£144 GBP
Retailer 9£150 GBP
Retailer 1£177 GBP
Retailer 8£283 GBP
Retailer 7£284 GBP
Retailer 10£324 GBP
Retailer 2£438 GBP
Retailer 6£514 GBP
Retailer 5£543 GBP
Taylor and Hart£554 GBP

2 data points across 11 retailers

11 retailers£129 GBP to £554 GBP

A
Cheapest Retailer
-
£129 GBP
A
Retailer 2
-
£144 GBP
View
Final sale: no returns
A
Retailer 3
-
£150 GBP
View
A
Retailer 4
-
£177 GBP
View
A
Retailer 5
-
£283 GBP
View
A
Retailer 6
-
£284 GBP
View
A
Retailer 7
-
£324 GBP
View
B+
Retailer 8
-
£438 GBP
View
B
Retailer 9
-
£514 GBP
View
B
Retailer 10
-
£543 GBP
View
Most Expensive
B
Taylor and Hart
Q9MZTXD · Nov 4
£554 GBP
$748 USD
View
10 more retailers have this diamond
Prices start from £129 GBPSave up to £425 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
1.04ct Marquise
£129 GBP