Marquise|Lab Grown|IGI

1.07ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG850687190

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850687190

Diamond specifications and retailer prices

From £202 GBP
$270 USD
As of November 1, 2026
Save £448 GBP (69%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £649 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG850687190 or 850687190. Listed at 5 retailers as of October 31, 2026, with prices from £202 to £649, a £448 spread on the same certified stone. Brilliant Earth lists it at £649. 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
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.3°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850687190
Dimensions11.01 × 5.26 × 3.11 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.01 mm5.26 mm1.07 ctG / VVS2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG850687190
Side View
Table 64.0%Crown 35.3°Girdle: MED-STKPavilion 39°Culet: NoneDepth 59.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £649 GBP|Low: £202 GBP|High: £649 GBP|Avg: £383 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 5£202 GBP
Retailer 3£280 GBP
Retailer 2£363 GBP
Retailer 4£410 GBP
Brilliant Earth£649 GBP

2 data points across 5 retailers

5 retailers£202 GBP to £649 GBP

B+
Cheapest Retailer
-
£202 GBP
$270 USD
A
Retailer 2
-
£280 GBP
$375 USD
View
B+
Retailer 3
-
£363 GBP
$487 USD
View
B+
Retailer 4
-
£410 GBP
$550 USD
View
Most Expensive
B
Brilliant Earth
22337354A · Oct 31
£649 GBP
$870 USD
View
4 more retailers have this diamond
Prices start from £202 GBPSave up to £448 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
£202 GBP