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Marquise|Lab Grown|IGI

1.27ct F VS1 Marquise Lab Grown Diamond

VG • F/VS1 • IGI LG843658992

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843658992

Diamond specifications and retailer prices

From $419 AUD
As of November 5, 2026
Save $1,425 AUD (77%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,843 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.27ct lab-grown marquise diamond

This 1.27ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG843658992 or 843658992. Listed at 6 retailers as of November 5, 2026, with prices from $419 to $1,843, a $1,425 spread on the same certified stone. MOH London lists it at $1,843. 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

1.27
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843658992
Dimensions10.92 × 5.72 × 3.55 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
10.92 mm5.72 mm1.27 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843658992
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.1%

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 5
Current: $1,843 AUD|Low: $419 AUD|High: $1,843 AUD|Avg: $1,103 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 4$419 AUD
Retailer 2$549 AUD
Retailer 5$873 AUD
Retailer 6$1,220 AUD
Retailer 3$1,596 AUD
MOH London$1,843 AUD

2 data points across 6 retailers

6 retailers$419 AUD to $1,843 AUD

A
Cheapest Retailer
-
$419 AUD
A
Retailer 2
-
$549 AUD
View
B+
Retailer 3
-
$873 AUD
View
Retailer 4
-
$1,220 AUD
View
Price last confirmed 16 days ago
B
Retailer 5
-
$1,596 AUD
View
Most Expensive
B
MOH London
LG843658992 · Nov 5
$1,843 AUD
£1,016 GBP
View
5 more retailers have this diamond
Prices start from $419 AUDSave up to $1,425 AUD

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
1.27ct Marquise
$419 AUD