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Marquise|Lab Grown|IGI

1.00ct G VS2 Marquise Lab Grown Diamond

VG • G/VS2 • IGI LG447073861

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG447073861

Diamond specifications and retailer prices

From $660 USD
As of October 30, 2026
Save $1,212 USD (65%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,872 USD at MOH London · As of October 29, 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 VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG447073861 or 447073861. Listed at 6 retailers as of October 29, 2026, with prices from $660 to $1,872, a $1,212 spread on the same certified stone. MOH London lists it at $1,872. 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

1.00
Carat
G
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle30.2°
Pavilion angle43.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447073861
Dimensions9.72 × 5.26 × 3.35 mm
L/W Ratio1.85
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD). Type IIa
Top View
9.72 mm5.26 mm1.00 ctG / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447073861
Side View
Table 64.0%Crown 30.2°Girdle: STK-THKPavilion 43.7°Culet: NoneDepth 63.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,872 USD|Low: $498 USD|High: $1,885 USD|Avg: $917 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 3$520 USD
Retailer 4$660 USD
Retailer 5$700 USD
Retailer 2$863 USD
Retailer 6$1,090 USD
MOH London$1,872 USD

34 data points across 6 retailers

6 retailers$660 USD to $1,872 USD

Retailer 1
-
$520 USD
Price last confirmed 23 days ago
B+
Retailer 2
-
$660 USD
View
B
Retailer 3
-
$700 USD
View
B
Retailer 4
-
$863 USD
£679 GBP
View
C
Retailer 5
-
$1,569 USD
View
Most Expensive
B
MOH London
LG447073861 · Oct 29
$1,872 USD
£1,474 GBP
View
5 more retailers have this diamond
Prices start from $660 USDSave up to $1,212 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.

B+
1.00ct Marquise
$660 USD