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Marquise|Lab Grown|IGI

1.09ct F VS1 Marquise Lab Grown Diamond

VG • F/VS1 • IGI LG825654428

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825654428

Diamond specifications and retailer prices

From $186 USD
As of November 2, 2026
Save $892 USD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,078 USD at MOH London · As of November 2, 2026
View at MOH London

About this 1.09ct lab-grown marquise diamond

This 1.09ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG825654428 or 825654428. Listed at 19 retailers as of November 2, 2026, with prices from $186 to $1,078, a $892 spread on the same certified stone. MOH London lists it at $1,078. 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

1.09
Carat
F
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825654428
Dimensions10.78 × 5.32 × 3.32 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.78 mm5.32 mm1.09 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825654428
Side View
Table 58.0%Crown 36.1°Girdle: STK-THKPavilion 39.5°Culet: NoneDepth 62.4%

Caratlytics Score

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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: $1,078 USD|Low: $179 USD|High: $1,090 USD|Avg: $496 USD|-0.9%
MOH London
Retailer 2
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Retailer 9
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Retailer 11
Retailer 12
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Retailer 17
November 3, 2026
Retailer 5$186 USD
Retailer 17$207 USD
Retailer 14$216 USD
Retailer 9$231 USD
Retailer 11$276 USD
Retailer 15$312 USD
Retailer 16$368 USD
Retailer 13$398 USD
Retailer 2$418 USD
Retailer 12$562 USD
Retailer 4$565 USD
Retailer 10$597 USD
Retailer 6$629 USD
Retailer 8$630 USD
Retailer 7$741 USD
Retailer 3$795 USD
MOH London$1,078 USD

32 data points across 17 retailers

19 retailers$186 USD to $1,078 USD

A
Cheapest Retailer
-
$186 USD
A
Retailer 2
-
$207 USD
View
Final sale: no returns
A
Retailer 3
-
$216 USD
View
Retailer 4
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$231 USD
View
Price last confirmed 8 days ago
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Retailer 5
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$231 USD
View
A
Retailer 6
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$276 USD
£217 GBP
View
B+
Retailer 7
-
$312 USD
View
A
Retailer 8
-
$368 USD
View
A
Retailer 9
-
$398 USD
ZAR 6,432 ZAR
View
A
Retailer 10
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$418 USD
£329 GBP
View
B+
Retailer 11
-
$562 USD
A$865 AUD
View
B+
Retailer 12
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$565 USD
View
B+
Retailer 13
-
$597 USD
View
Retailer 14
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$629 USD
A$968 AUD
View
Price last confirmed 9 days ago
B
Retailer 15
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$630 USD
SGD 851 SGD
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B
Retailer 16
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$741 USD
View
B
Retailer 17
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$780 USD
View
B
Retailer 18
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$795 USD
View
Most Expensive
B
MOH London
LG825654428 · Nov 2
$1,078 USD
£849 GBP
View
18 more retailers have this diamond
Prices start from $186 USDSave up to $892 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
1.09ct Marquise
$186 USD