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Marquise|Lab Grown|IGI

1.02ct I VS2 Marquise Lab Grown Diamond

ID • I/VS2 • IGI LG436072050

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436072050

Diamond specifications and retailer prices

From £440 GBP
$590 USD
As of October 31, 2026
Save £2,806 GBP (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,246 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG436072050 or 436072050. Listed at 12 retailers as of October 31, 2026, with prices from £440 to £3,246, a £2,806 spread on the same certified stone. MOH London lists it at £3,246. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436072050
Dimensions9.84 × 5.47 × 3.38 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.84 mm5.47 mm1.02 ctI / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436072050
Side View
Table 60.5%Crown 30.9°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 61.8%

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: Oct 31
Current: £3,246 GBP|Low: £440 GBP|High: £3,290 GBP|Avg: £1,580 GBP|-1.1%
MOH London
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
November 1, 2026
Retailer 2£440 GBP
Retailer 8£871 GBP
Retailer 12£948 GBP
Retailer 14£975 GBP
Retailer 9£1,011 GBP
Retailer 13£1,011 GBP
Retailer 7£1,101 GBP
Retailer 4£1,138 GBP
Retailer 5£1,421 GBP
Retailer 10£1,605 GBP
Retailer 11£1,894 GBP
Retailer 3£1,991 GBP
Retailer 15£2,787 GBP
Retailer 6£2,894 GBP
MOH London£3,246 GBP

18 data points across 15 retailers

12 retailers£440 GBP to £3,246 GBP

A
Cheapest Retailer
-
£440 GBP
$590 USD
B
Retailer 2
-
£871 GBP
$1,167 USD
View
B
Retailer 3
-
£948 GBP
$1,270 USD
View
B
Retailer 4
-
£975 GBP
$1,306 USD
View
Final sale: no returns
B
Retailer 5
-
£1,011 GBP
$1,354 USD
View
Retailer 6
-
£1,011 GBP
$1,354 USD
View
Price last confirmed 16 days ago
B
Retailer 7
-
£1,138 GBP
$1,525 USD
View
B
Retailer 8
-
£1,605 GBP
$2,151 USD
View
B
Retailer 9
-
£1,894 GBP
$2,538 USD
View
B
Retailer 10
-
£1,991 GBP
$2,668 USD
View
B
Retailer 11
-
£2,787 GBP
View
Most Expensive
B
MOH London
LG436072050 · Nov 1
£3,246 GBP
View
11 more retailers have this diamond
Prices start from £440 GBPSave up to £2,806 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
£440 GBP