Marquise|Lab Grown|IGI

1.45ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG843627406

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843627406

Diamond specifications and retailer prices

From $192 USD
As of October 27, 2026
Save $924 USD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,116 USD at MOH London · As of October 25, 2026
View at MOH London

About this 1.45ct lab-grown marquise diamond

This 1.45ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843627406 or 843627406. Listed at 9 retailers as of October 25, 2026, with prices from $192 to $1,116, a $924 spread on the same certified stone. MOH London lists it at $1,116. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843627406
Dimensions11.38 × 5.96 × 3.73 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.38 mm5.96 mm1.45 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843627406
Side View
Table 61.0%Crown 37.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.6%

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: Oct 27
Current: $1,116 USD|Low: $192 USD|High: $1,121 USD|Avg: $655 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 5$192 USD
Retailer 4$223 USD
Retailer 2$294 USD
Retailer 6$406 USD
Retailer 8$569 USD
Retailer 3$767 USD
Retailer 9$836 USD
Retailer 7$875 USD
MOH London$1,116 USD

9 data points across 9 retailers

9 retailers$192 USD to $1,116 USD

A
Cheapest Retailer
-
$192 USD
A
Retailer 2
-
$223 USD
View
A
Retailer 3
-
$294 USD
£231 GBP
View
A
Retailer 4
-
$406 USD
€387 EUR
View
A
Retailer 5
-
$569 USD
View
Retailer 6
-
$767 USD
View
B+
Retailer 7
-
$836 USD
View
B+
Retailer 8
-
$875 USD
View
Most Expensive
B
MOH London
LG843627406 · Oct 25
$1,116 USD
£879 GBP
View
8 more retailers have this diamond
Prices start from $192 USDSave up to $924 USD

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
1.45ct Marquise
$192 USD