Marquise|Lab Grown|IGI

1.02ct I VVS1 Marquise Lab Grown Diamond

ID • I/VVS1 • IGI LG843613880

Shape and cutting style on the report: Marquise modified brilliant

Certificate IGI LG843613880

Diamond specifications and retailer prices

From £319 GBP
$428 USD
As of November 1, 2026
Save £1,063 GBP (77%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,382 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.02ct lab-grown marquise diamond

This 1.02ct lab-grown marquise sits in the classic one-carat band, graded I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843613880 or 843613880. Listed at 10 retailers as of November 1, 2026, with prices from £319 to £1,382, a £1,063 spread on the same certified stone. MOH London lists it at £1,382. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
I
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle30.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843613880
Dimensions10.22 × 4.69 × 3.06 mm
L/W Ratio2.18
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.22 mm4.69 mm1.02 ctI / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843613880
Side View
Table 64.0%Crown 33.6°Girdle: STK-THKPavilion 30.5°CuletDepth 65.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £1,382 GBP|Low: £319 GBP|High: £1,390 GBP|Avg: £689 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 9£319 GBP
Retailer 5£415 GBP
Retailer 6£466 GBP
Retailer 10£476 GBP
Retailer 4£589 GBP
Retailer 3£608 GBP
Retailer 8£770 GBP
Retailer 2£848 GBP
Retailer 7£1,165 GBP
MOH London£1,382 GBP

13 data points across 10 retailers

10 retailers£319 GBP to £1,382 GBP

A
Cheapest Retailer
-
£319 GBP
$428 USD
Final sale: no returns
Retailer 2
-
£415 GBP
View
Price last confirmed 15 days ago
B+
Retailer 3
-
£466 GBP
$625 USD
View
B+
Retailer 4
-
£476 GBP
$638 USD
View
B
Retailer 5
-
£589 GBP
€752 EUR
View
B+
Retailer 6
-
£608 GBP
ZAR 13,155 ZAR
View
Retailer 7
-
£770 GBP
$1,032 USD
View
Price last confirmed 8 days ago
B
Retailer 8
-
£848 GBP
$1,136 USD
View
B
Retailer 9
-
£1,165 GBP
$1,561 USD
View
Most Expensive
B
MOH London
LG843613880 · Nov 1
£1,382 GBP
View
9 more retailers have this diamond
Prices start from £319 GBPSave up to £1,063 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
1.02ct Marquise
£319 GBP