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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 $245 SGD
As of November 2, 2026
Save $873 SGD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,427 SGD 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 11 retailers as of November 1, 2026, with a 356% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Colour
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: Nov 2
Current: $1,427 SGD|Low: $245 SGD|High: $1,433 SGD|Avg: $803 SGD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 8$245 SGD
Retailer 7$285 SGD
Retailer 4$373 SGD
Retailer 9$519 SGD
Retailer 11$727 SGD
Retailer 2$742 SGD
Retailer 6$980 SGD
Retailer 5$983 SGD
Retailer 3$1,068 SGD
Retailer 10$1,118 SGD
MOH London$1,427 SGD

13 data points across 11 retailers

11 retailers$245 SGD to $1,118 SGD

A
Cheapest Retailer
-
$245 SGD
A
Retailer 2
-
$285 SGD
View
A
Retailer 3
-
$373 SGD
View
Retailer 4
-
$519 SGD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$727 SGD
View
A
Retailer 6
-
$742 SGD
View
B+
Retailer 7
-
$980 SGD
View
B+
Retailer 8
-
$983 SGD
View
B+
Retailer 9
-
$1,068 SGD
View
B+
Retailer 10
-
$1,118 SGD
View
Most Expensive
MOH London
LG843627406 · Oct 25
$1,427 SGD
£879 GBP
View
Price last confirmed 10 days ago
10 more retailers have this diamond
Prices start from $245 SGDSave up to $873 SGD

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
$245 SGD