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Marquise|Lab Grown|IGI

1.00ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG733535022

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG733535022

Diamond specifications and retailer prices

From $321 SGD
As of November 5, 2026
Save $1,583 SGD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,121 SGD at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

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 LG733535022 or 733535022. Listed at 22 retailers as of November 3, 2026, with a 494% 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 angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733535022
Dimensions10.56 × 5.27 × 3.27 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.56 mm5.27 mm1.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733535022
Side View
Table 60.0%Crown 34.8°Girdle: MED-STKPavilion 40.9°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: Nov 5
Current: $1,904 SGD|Low: $321 SGD|High: $2,211 SGD|Avg: $942 SGD|-13.9%
Brilliant Earth
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
November 5, 2026
Retailer 12$321 SGD
Retailer 5$488 SGD
Retailer 6$610 SGD
Retailer 14$615 SGD
Retailer 15$654 SGD
Retailer 2$657 SGD
Retailer 3$716 SGD
Retailer 4$795 SGD
Retailer 13$870 SGD
Retailer 9$895 SGD
Retailer 7$958 SGD
Retailer 11$1,211 SGD
Retailer 8$1,422 SGD
Retailer 10$1,625 SGD
Brilliant Earth$1,904 SGD

29 data points across 15 retailers

22 retailers$321 SGD to $1,904 SGD

Retailer 1
-
$313 SGD
Price last confirmed 34 days ago
A
Retailer 2
-
$321 SGD
View
Final sale: no returns
Retailer 3
-
$378 SGD
View
Price last confirmed 37 days ago
Retailer 4
-
$399 SGD
View
Price last confirmed 41 days ago
Retailer 5
-
$404 SGD
View
Price last confirmed 33 days ago
A
Retailer 6
-
$488 SGD
View
Retailer 7
-
$610 SGD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$615 SGD
View
A
Retailer 9
-
$654 SGD
View
A
Retailer 10
-
$657 SGD
View
A
Retailer 11
-
$716 SGD
View
B+
Retailer 12
-
$795 SGD
View
B+
Retailer 13
-
$870 SGD
View
B+
Retailer 14
-
$895 SGD
View
B+
Retailer 15
-
$1,211 SGD
View
Retailer 16
-
$1,298 SGD
View
Price last confirmed 36 days ago
Retailer 17
-
$1,343 SGD
View
Price last confirmed 28 days ago
Retailer 18
-
$1,358 SGD
View
Price last confirmed 60 days ago
B+
Retailer 19
-
$1,422 SGD
View
B+
Retailer 20
-
$1,625 SGD
View
B
Retailer 21
-
$1,904 SGD
View
Most Expensive
Brilliant Earth
15851387A · Oct 18
$2,121 SGD
$1,660 USD
View
Price last confirmed 17 days ago
21 more retailers have this diamond
Prices start from $321 SGDSave up to $1,583 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
$321 SGD