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Marquise|Lab Grown|IGI

1.98ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG819612275

Shape and cutting style on the report: Hexagonal modified brilliant

Certificate IGI LG819612275

Diamond specifications and retailer prices

From £310 GBP
$416 USD
As of November 3, 2026
Save £1,040 GBP (77%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,350 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.98ct lab-grown marquise diamond

This 1.98ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG819612275 or 819612275. Listed at 8 retailers as of October 29, 2026, with prices from £310 to £1,350, a £1,040 spread on the same certified stone. MOH London lists it at £1,350. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.98
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819612275
Dimensions12.60 × 6.34 × 3.93 mm
L/W Ratio1.99
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.60 mm6.34 mm1.98 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819612275
Side View
Table 59.0%Crown 33.6°Girdle: MediumPavilion 37°Culet: NoneDepth 62.0%

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 3
Current: £1,350 GBP|Low: £204 GBP|High: £1,369 GBP|Avg: £811 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 4£310 GBP
Retailer 5£455 GBP
Retailer 8£462 GBP
Retailer 3£572 GBP
Retailer 2£871 GBP
Retailer 7£1,096 GBP
Retailer 6£1,133 GBP
MOH London£1,350 GBP
Retailer 9£1,369 GBP

17 data points across 9 retailers

8 retailers£310 GBP to £1,350 GBP

A
Cheapest Retailer
-
£310 GBP
$416 USD
Final sale: no returns
A
Retailer 2
-
£455 GBP
$610 USD
View
A
Retailer 3
-
£462 GBP
$620 USD
View
A
Retailer 4
-
£572 GBP
€731 EUR
View
Price last confirmed 7 days ago
B+
Retailer 5
-
£871 GBP
$1,169 USD
View
B+
Retailer 6
-
£1,096 GBP
SGD 1,988 SGD
View
B
Retailer 7
-
£1,133 GBP
$1,521 USD
View
Most Expensive
B
MOH London
LG819612275 · Oct 29
£1,350 GBP
View
7 more retailers have this diamond
Prices start from £310 GBPSave up to £1,040 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
1.98ct Marquise
£310 GBP