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Marquise|Lab Grown|IGI

1.00ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG825654922

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825654922

Diamond specifications and retailer prices

From $174 USD
As of November 2, 2026
Save $837 USD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,011 USD at MOH London · As of November 2, 2026
View at MOH London

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG825654922 or 825654922. Listed at 19 retailers as of November 2, 2026, with prices from $174 to $1,011, a $837 spread on the same certified stone. MOH London lists it at $1,011. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825654922
Dimensions10.30 × 5.10 × 3.27 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.30 mm5.10 mm1.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825654922
Side View
Table 61.0%Crown 34.8°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 64.1%

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: $1,011 USD|Low: $174 USD|High: $1,024 USD|Avg: $446 USD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 8$174 USD
Retailer 3$195 USD
Retailer 17$202 USD
Retailer 7$216 USD
Retailer 9$216 USD
Retailer 11$265 USD
Retailer 18$320 USD
Retailer 14$373 USD
Retailer 12$384 USD
Retailer 16$386 USD
Retailer 6$510 USD
Retailer 13$528 USD
Retailer 15$531 USD
Retailer 2$553 USD
Retailer 5$591 USD
Retailer 10$695 USD
Retailer 4$750 USD
MOH London$1,011 USD

27 data points across 18 retailers

19 retailers$174 USD to $1,011 USD

A
Cheapest Retailer
-
$174 USD
A
Retailer 2
-
$195 USD
View
Final sale: no returns
A
Retailer 3
-
$202 USD
View
A
Retailer 4
-
$216 USD
View
Retailer 5
-
$216 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$265 USD
£209 GBP
View
A
Retailer 7
-
$320 USD
View
A
Retailer 8
-
$373 USD
ZAR 6,033 ZAR
View
A
Retailer 9
-
$384 USD
£303 GBP
View
A
Retailer 10
-
$386 USD
View
B+
Retailer 11
-
$510 USD
View
B+
Retailer 12
-
$528 USD
A$812 AUD
View
B+
Retailer 13
-
$531 USD
View
B+
Retailer 14
-
$553 USD
View
B+
Retailer 15
-
$591 USD
SGD 799 SGD
View
B
Retailer 16
-
$695 USD
View
B
Retailer 17
-
$723 USD
View
B
Retailer 18
-
$750 USD
View
Most Expensive
B
MOH London
LG825654922 · Nov 2
$1,011 USD
£796 GBP
View
18 more retailers have this diamond
Prices start from $174 USDSave up to $837 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
1.00ct Marquise
$174 USD