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Marquise|Lab Grown|IGI

1.00ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG816626760

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816626760

Diamond specifications and retailer prices

From $327 SGD
As of October 29, 2026
Save $791 SGD (71%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,535 SGD 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816626760 or 816626760. Listed at 14 retailers as of October 29, 2026, with a 242% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816626760
Dimensions10.33 × 5.19 × 3.22 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.33 mm5.19 mm1.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816626760
Side View
Table 63.0%Crown 34.5°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 62.0%

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: Oct 29
Current: $1,535 SGD|Low: $263 SGD|High: $1,535 SGD|Avg: $803 SGD|+1.0%
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
October 29, 2026
Retailer 6$263 SGD
Retailer 16$294 SGD
Retailer 11$305 SGD
Retailer 5$327 SGD
Retailer 10$327 SGD
Retailer 12$552 SGD
Retailer 13$565 SGD
Retailer 2$599 SGD
Retailer 15$708 SGD
Retailer 9$797 SGD
Retailer 8$1,008 SGD
Retailer 4$1,050 SGD
Retailer 14$1,054 SGD
Retailer 3$1,118 SGD
Retailer 7$1,393 SGD
MOH London$1,535 SGD

38 data points across 16 retailers

14 retailers$327 SGD to $1,118 SGD

Retailer 1
-
$263 SGD
Price last confirmed 9 days ago
Retailer 2
-
$305 SGD
View
Price last confirmed 8 days ago
Retailer 3
-
$327 SGD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$327 SGD
View
Retailer 5
-
$552 SGD
View
Price last confirmed 13 days ago
Retailer 6
-
$565 SGD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$599 SGD
View
A
Retailer 8
-
$708 SGD
View
Retailer 9
-
$797 SGD
View
Price last confirmed 9 days ago
Retailer 10
-
$1,050 SGD
View
Price last confirmed 8 days ago
Retailer 11
-
$1,054 SGD
View
Price last confirmed 10 days ago
B+
Retailer 12
-
$1,118 SGD
View
Retailer 13
-
$1,393 SGD
View
Price last confirmed 8 days ago
Most Expensive
MOH London
LG816626760 · Oct 29
$1,535 SGD
£946 GBP
View
Price last confirmed 7 days ago
13 more retailers have this diamond
Prices start from $327 SGDSave up to $791 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
$327 SGD