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Marquise|Lab Grown|IGI

1.01ct G VVS1 Marquise Lab Grown Diamond

ID • G/VVS1 • IGI LG818663595

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818663595

Diamond specifications and retailer prices

From £144 GBP
As of November 4, 2026
Save £727 GBP (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £871 GBP at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.01ct lab-grown marquise diamond

This 1.01ct 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 LG818663595 or 818663595. Listed at 20 retailers as of November 4, 2026, with prices from £144 to £871, a £727 spread on the same certified stone. Reve Diamonds lists it at £871. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818663595
Dimensions10.69 × 5.15 × 3.23 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.69 mm5.15 mm1.01 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818663595
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 40°Culet: NoneDepth 62.7%

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: £322 GBP|Low: £139 GBP|High: £871 GBP|Avg: £354 GBP|+3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Reve Diamonds
November 4, 2026
Retailer 2£144 GBP
Retailer 15£161 GBP
Retailer 5£167 GBP
Retailer 3£179 GBP
Retailer 6£179 GBP
Retailer 14£199 GBP
Retailer 13£241 GBP
Retailer 12£293 GBP
Retailer 10£308 GBP
Retailer 1£322 GBP
Retailer 7£410 GBP
Retailer 8£429 GBP
Retailer 9£435 GBP
Retailer 4£574 GBP
Retailer 11£834 GBP
Reve Diamonds£871 GBP

46 data points across 16 retailers

20 retailers£144 GBP to £871 GBP

A
Cheapest Retailer
-
£144 GBP
A
Retailer 2
-
£161 GBP
View
Final sale: no returns
A
Retailer 3
-
£167 GBP
View
Retailer 4
-
£179 GBP
View
Price last confirmed 10 days ago
A
Retailer 5
-
£179 GBP
View
A
Retailer 6
-
£241 GBP
View
A
Retailer 7
-
£293 GBP
View
A
Retailer 8
-
£307 GBP
View
A
Retailer 9
-
£308 GBP
View
A
Retailer 10
-
£322 GBP
View
B+
Retailer 11
-
£359 GBP
View
B+
Retailer 12
-
£410 GBP
View
B+
Retailer 13
-
£429 GBP
View
B+
Retailer 14
-
£435 GBP
View
B
Retailer 15
-
£574 GBP
View
B
Retailer 16
-
£601 GBP
View
B
Retailer 17
-
£613 GBP
View
B
Retailer 18
-
£834 GBP
View
Retailer 19
-
£852 GBP
View
Price last confirmed 37 days ago
Most Expensive
B
Reve Diamonds
F29B88763 · Nov 4
£871 GBP
$1,176 USD
View
19 more retailers have this diamond
Prices start from £144 GBPSave up to £727 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
1.01ct Marquise
£144 GBP