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Marquise|Lab Grown|IGI

1.07ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG842617674

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842617674

Diamond specifications and retailer prices

From £149 GBP
$200 USD
As of November 1, 2026
Save £369 GBP (71%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £519 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.07ct lab-grown marquise diamond

This 1.07ct 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 LG842617674 or 842617674. Listed at 3 retailers as of October 28, 2026, with prices from £149 to £519, a £369 spread on the same certified stone. Rare Carat lists it at £519. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.07
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842617674
Dimensions10.21 × 5.30 × 3.42 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.21 mm5.30 mm1.07 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842617674
Side View
Table 59.0%Crown 37.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 64.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £519 GBP|Low: £149 GBP|High: £519 GBP|Avg: £340 GBP
Rare Carat
Retailer 2
Retailer 3
November 2, 2026
Retailer 3£149 GBP
Retailer 2£307 GBP
Rare Carat£519 GBP

24 data points across 3 retailers

3 retailers£149 GBP to £519 GBP

A
Cheapest Retailer
-
£149 GBP
$200 USD
Final sale: no returns
A
Retailer 2
-
£307 GBP
View
Most Expensive
B
Rare Carat
842617674 · Oct 28
£519 GBP
$695 USD
View
2 more retailers have this diamond
Prices start from £149 GBPSave up to £369 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
1.07ct Marquise
£149 GBP