CaratHunter
Plans
Marquise|Lab Grown|IGI

1.91ct G VS1 Marquise Lab Grown Diamond

VG • G/VS1 • IGI LG847671564

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847671564

Diamond specifications and retailer prices

From $638 SGD
$499 USD
As of November 1, 2026
Save $877 SGD (58%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,515 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.91ct lab-grown marquise diamond

This 1.91ct 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 very-good cut grade and certified by IGI LG847671564 or 847671564. Listed at 5 retailers as of November 1, 2026, with prices from $638 to $1,515, a $877 spread on the same certified stone. MOH London lists it at $1,515. 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

1.91
Carat
G
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847671564
Dimensions12.37 × 6.51 × 4.07 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
12.37 mm6.51 mm1.91 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847671564
Side View
Table 56.0%Crown 34.4°Girdle: MED-THKPavilion 39.4°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,515 SGD|Low: $638 SGD|High: $1,524 SGD|Avg: $1,014 SGD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 5$638 SGD
Retailer 2$710 SGD
Retailer 3$922 SGD
Retailer 4$1,282 SGD
MOH London$1,515 SGD

15 data points across 5 retailers

5 retailers$638 SGD to $1,515 SGD

B+
Cheapest Retailer
-
$638 SGD
$499 USD
A
Retailer 2
-
$710 SGD
£437 GBP
View
B+
Retailer 3
-
$922 SGD
$721 USD
View
B+
Retailer 4
-
$1,282 SGD
$1,003 USD
View
Most Expensive
B+
MOH London
LG847671564 · Nov 1
$1,515 SGD
£933 GBP
View
4 more retailers have this diamond
Prices start from $638 SGDSave up to $877 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
1.91ct Marquise
$638 SGD