Marquise|Lab Grown|IGI

1.22ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG830608258

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830608258

Diamond specifications and retailer prices

From $1,087 SGD
$850 USD
As of October 30, 2026
11 retailers carry this diamond
Most expensive: $1,364 SGD at MOH London · As of October 12, 2026
View at MOH London

About this 1.22ct lab-grown marquise diamond

This 1.22ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830608258 or 830608258. Listed at 11 retailers as of October 30, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830608258
Dimensions10.78 × 5.54 × 3.58 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.78 mm5.54 mm1.22 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830608258
Side View
Table 60.0%Crown 36.2°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 64.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $1,364 SGD|Low: $376 SGD|High: $1,364 SGD|Avg: $885 SGD|+1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 12, 2026
Retailer 3$376 SGD
Retailer 6$579 SGD
Retailer 10$589 SGD
Retailer 5$812 SGD
Retailer 8$817 SGD
Retailer 2$969 SGD
Retailer 7$987 SGD
Retailer 11$1,085 SGD
Retailer 4$1,087 SGD
Retailer 9$1,116 SGD
MOH London$1,364 SGD

13 data points across 11 retailers

11 retailers

Retailer 1
-
$271 SGD
$212 USD
Price last confirmed 23 days ago
Retailer 2
-
$314 SGD
$246 USD
View
Price last confirmed 32 days ago
Retailer 3
-
$376 SGD
HK$2,300 HKD
View
Price last confirmed 19 days ago
Retailer 4
-
$579 SGD
$453 USD
View
Price last confirmed 19 days ago
Retailer 5
-
$812 SGD
$635 USD
View
Price last confirmed 23 days ago
Retailer 6
-
$969 SGD
A$1,166 AUD
View
Price last confirmed 22 days ago
Retailer 7
-
$987 SGD
$772 USD
View
Price last confirmed 18 days ago
Retailer 8
-
$1,082 SGD
$846 USD
View
Price last confirmed 30 days ago
Retailer 9
-
$1,085 SGD
View
Price last confirmed 20 days ago
B
Retailer 10
-
$1,087 SGD
$850 USD
View
Most Expensive
MOH London
LG830608258 · Oct 12
$1,364 SGD
£840 GBP
View
Price last confirmed 19 days ago
10 more retailers have this diamond
Prices start from $1,087 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.

B
1.22ct Marquise
$1,087 SGD