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Marquise|Lab Grown|IGI

1.00ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG837645791

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837645791

Diamond specifications and retailer prices

From $245 SGD
As of November 5, 2026
Save $902 SGD (79%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,147 SGD at MOH London · As of November 4, 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 LG837645791 or 837645791. Listed at 20 retailers as of November 4, 2026, with prices from $245 to $1,147, a $902 spread on the same certified stone. MOH London lists it at $1,147. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837645791
Dimensions10.84 × 5.10 × 3.10 mm
L/W Ratio2.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.84 mm5.10 mm1.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837645791
Side View
Table 62.0%Crown 34.1°Girdle: STK-THKPavilion 38.9°Culet: NoneDepth 60.8%

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 5
Current: $1,147 SGD|Low: $245 SGD|High: $1,163 SGD|Avg: $575 SGD|-1.4%
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
November 5, 2026
Retailer 13$245 SGD
Retailer 2$299 SGD
Retailer 14$400 SGD
Retailer 10$424 SGD
Retailer 7$425 SGD
Retailer 12$427 SGD
Retailer 3$448 SGD
Retailer 11$466 SGD
Retailer 9$599 SGD
Retailer 8$639 SGD
Retailer 5$673 SGD
Retailer 4$777 SGD
Retailer 6$860 SGD
MOH London$1,147 SGD

35 data points across 14 retailers

20 retailers$245 SGD to $1,147 SGD

Retailer 1
-
$198 SGD
Price last confirmed 36 days ago
Retailer 2
-
$230 SGD
View
Price last confirmed 37 days ago
Retailer 3
-
$243 SGD
View
Price last confirmed 37 days ago
Retailer 4
-
$245 SGD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$245 SGD
View
A
Retailer 6
-
$299 SGD
View
A
Retailer 7
-
$400 SGD
View
A
Retailer 8
-
$424 SGD
View
A
Retailer 9
-
$425 SGD
View
Retailer 10
-
$427 SGD
View
Price last confirmed 9 days ago
A
Retailer 11
-
$448 SGD
View
A
Retailer 12
-
$466 SGD
View
B+
Retailer 13
-
$599 SGD
View
B+
Retailer 14
-
$639 SGD
View
B+
Retailer 15
-
$673 SGD
View
Retailer 16
-
$791 SGD
View
Price last confirmed 36 days ago
B+
Retailer 17
-
$791 SGD
View
B+
Retailer 18
-
$792 SGD
View
B
Retailer 19
-
$860 SGD
View
Most Expensive
B
MOH London
LG837645791 · Nov 4
$1,147 SGD
£707 GBP
View
19 more retailers have this diamond
Prices start from $245 SGDSave up to $902 SGD

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
$245 SGD