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Marquise|Lab Grown|IGI

0.42ct G VS1 Marquise Lab Grown Diamond

VG • G/VS1 • IGI LG544271891

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG544271891

Diamond specifications and retailer prices

From $137 SGD
$107 USD
As of November 2, 2026
Save $1,284 SGD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,421 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.42ct lab-grown marquise diamond

This 0.42ct lab-grown marquise sits in the sub-half-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG544271891 or 544271891. Listed at 15 retailers as of November 1, 2026, with prices from $137 to $1,421, a $1,284 spread on the same certified stone. MOH London lists it at $1,421. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.42
Carat
G
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG544271891
Dimensions8.07 × 3.87 × 2.37 mm
L/W Ratio2.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.07 mm3.87 mm0.42 ctG / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG544271891
Side View
Table 60.5%Crown 33.9°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 61.2%

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: $1,421 SGD|Low: $132 SGD|High: $1,438 SGD|Avg: $458 SGD
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
November 2, 2026
Retailer 9$137 SGD
Retailer 13$160 SGD
Retailer 3$182 SGD
Retailer 10$182 SGD
Retailer 7$307 SGD
Retailer 6$309 SGD
Retailer 2$338 SGD
Retailer 11$340 SGD
Retailer 8$411 SGD
Retailer 4$460 SGD
Retailer 12$547 SGD
Retailer 5$896 SGD
MOH London$1,421 SGD

45 data points across 13 retailers

15 retailers$137 SGD to $1,421 SGD

A
Cheapest Retailer
-
$137 SGD
$107 USD
A
Retailer 2
-
$160 SGD
$125 USD
View
A
Retailer 3
-
$182 SGD
$142 USD
View
Retailer 4
-
$182 SGD
$142 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$307 SGD
$240 USD
View
B+
Retailer 6
-
$309 SGD
ZAR 3,907 ZAR
View
B+
Retailer 7
-
$338 SGD
£208 GBP
View
B+
Retailer 8
-
$340 SGD
$266 USD
View
B+
Retailer 9
-
$344 SGD
HK$2,100 HKD
View
B
Retailer 10
-
$411 SGD
£253 GBP
View
B
Retailer 11
-
$460 SGD
$360 USD
View
B
Retailer 12
-
$547 SGD
$428 USD
View
B
Retailer 13
-
$621 SGD
$486 USD
View
B
Retailer 14
-
$896 SGD
£552 GBP
View
Most Expensive
B
MOH London
LG544271891 · Nov 1
$1,421 SGD
£875 GBP
View
14 more retailers have this diamond
Prices start from $137 SGDSave up to $1,284 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
0.42ct Marquise
$137 SGD