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Marquise|Lab Grown|IGI

1.51ct G VVS1 Marquise Lab Grown Diamond

VG • G/VVS1 • IGI LG850685518

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850685518

Diamond specifications and retailer prices

From $627 SGD
As of November 4, 2026
Save $854 SGD (58%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,481 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG850685518 or 850685518. Listed at 6 retailers as of November 4, 2026, with prices from $627 to $1,481, a $854 spread on the same certified stone. MOH London lists it at $1,481. 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

1.51
Carat
G
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850685518
Dimensions11.47 × 6.04 × 3.82 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.47 mm6.04 mm1.51 ctG / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850685518
Side View
Table 57.0%Crown 34.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.2%

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 4
Current: $1,481 SGD|Low: $627 SGD|High: $1,484 SGD|Avg: $999 SGD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 5$627 SGD
Retailer 2$692 SGD
Retailer 4$814 SGD
Retailer 6$1,257 SGD
Retailer 3$1,367 SGD
MOH London$1,481 SGD

8 data points across 6 retailers

6 retailers$627 SGD to $1,481 SGD

A
Cheapest Retailer
-
$627 SGD
A
Retailer 2
-
$692 SGD
View
B+
Retailer 3
-
$814 SGD
View
B+
Retailer 4
-
$1,257 SGD
View
B
Retailer 5
-
$1,367 SGD
View
Most Expensive
B
MOH London
LG850685518 · Nov 5
$1,481 SGD
£913 GBP
View
5 more retailers have this diamond
Prices start from $627 SGDSave up to $854 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
1.51ct Marquise
$627 SGD