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Marquise|Lab Grown|IGI

1.35ct F VS1 Marquise Lab Grown Diamond

VG • F/VS1 • IGI LG851650673

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG851650673

Diamond specifications and retailer prices

From $478 AUD
£264 GBP
As of November 2, 2026
Save $1,131 AUD (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,609 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.35ct lab-grown marquise diamond

This 1.35ct 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 LG851650673 or 851650673. Listed at 10 retailers as of October 29, 2026, with prices from $478 to $1,609, a $1,131 spread on the same certified stone. MOH London lists it at $1,609. 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

1.35
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851650673
Dimensions11.45 × 6.01 × 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
11.45 mm6.01 mm1.35 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851650673
Side View
Table 66.0%Crown 32.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 59.1%

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 2
Current: $1,609 AUD|Low: $478 AUD|High: $1,609 AUD|Avg: $1,008 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2$478 AUD
Retailer 6$681 AUD
Retailer 4$745 AUD
Retailer 3$786 AUD
Retailer 5$858 AUD
Retailer 8$1,033 AUD
Retailer 7$1,077 AUD
Retailer 9$1,092 AUD
Retailer 10$1,359 AUD
MOH London$1,609 AUD

6 data points across 10 retailers

10 retailers$478 AUD to $1,609 AUD

A
Cheapest Retailer
-
$478 AUD
£264 GBP
A
Retailer 2
-
$681 AUD
$477 USD
View
A
Retailer 3
-
$745 AUD
£411 GBP
View
A
Retailer 4
-
$786 AUD
$551 USD
View
B+
Retailer 5
-
$858 AUD
$601 USD
View
B
Retailer 6
-
$1,033 AUD
$724 USD
View
B
Retailer 7
-
$1,077 AUD
$755 USD
View
B
Retailer 8
-
$1,092 AUD
View
B
Retailer 9
-
$1,359 AUD
$952 USD
View
Most Expensive
B
MOH London
LG851650673 · Oct 29
$1,609 AUD
£888 GBP
View
9 more retailers have this diamond
Prices start from $478 AUDSave up to $1,131 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
1.35ct Marquise
$478 AUD