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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 $477 USD
As of October 28, 2026
Save $651 USD (58%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,128 USD 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 9 retailers as of October 28, 2026, with prices from $477 to $1,128, a $651 spread on the same certified stone. MOH London lists it at $1,128. 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
Color
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: Oct 28
Current: $1,128 USD|Low: $477 USD|High: $1,128 USD|Avg: $713 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 5$477 USD
Retailer 3$522 USD
Retailer 2$551 USD
Retailer 4$601 USD
Retailer 7$724 USD
Retailer 6$755 USD
Retailer 8$765 USD
Retailer 9$952 USD
MOH London$1,128 USD

5 data points across 9 retailers

9 retailers$477 USD to $1,128 USD

A
Cheapest Retailer
-
$477 USD
A
Retailer 2
-
$522 USD
£411 GBP
View
A
Retailer 3
-
$551 USD
View
B+
Retailer 4
-
$601 USD
View
B
Retailer 5
-
$724 USD
View
B+
Retailer 6
-
$755 USD
View
B+
Retailer 7
-
$765 USD
A$1,177 AUD
View
B
Retailer 8
-
$952 USD
View
Most Expensive
B
MOH London
LG851650673 · Oct 29
$1,128 USD
£888 GBP
View
8 more retailers have this diamond
Prices start from $477 USDSave up to $651 USD

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
$477 USD