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Marquise|Lab Grown|IGI

1.01ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG818663222

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818663222

Diamond specifications and retailer prices

From $328 SGD
$256 USD
As of October 28, 2026
Save $2,203 SGD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,531 SGD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818663222 or 818663222. Listed at 19 retailers as of October 28, 2026, with prices from $328 to $2,531, a $2,203 spread on the same certified stone. Rare Carat lists it at $2,531. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818663222
Dimensions10.24 × 5.20 × 3.30 mm
L/W Ratio1.97
Girdle conditionFaceted
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
10.24 mm5.20 mm1.01 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818663222
Side View
Table 60.0%Crown 33.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.5%

Caratlytics Score

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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 28
Current: $2,531 SGD|Low: $296 SGD|High: $2,544 SGD|Avg: $1,075 SGD|-0.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 10$328 SGD
Retailer 6$513 SGD
Retailer 8$626 SGD
Retailer 2$684 SGD
Retailer 4$724 SGD
Retailer 9$733 SGD
Retailer 13$733 SGD
Retailer 5$998 SGD
Retailer 12$1,239 SGD
Retailer 3$1,377 SGD
Retailer 11$1,462 SGD
Retailer 7$1,650 SGD
Rare Carat$2,531 SGD

34 data points across 13 retailers

19 retailers$328 SGD to $2,531 SGD

A
Cheapest Retailer
-
$328 SGD
$256 USD
Final sale: no returns
A
Retailer 2
-
$361 SGD
$282 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
$432 SGD
$337 USD
View
Price last confirmed 30 days ago
A
Retailer 4
-
$447 SGD
$349 USD
View
Price last confirmed 26 days ago
A
Retailer 5
-
$447 SGD
$349 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$456 SGD
$356 USD
View
Price last confirmed 34 days ago
A
Retailer 7
-
$513 SGD
$400 USD
View
A
Retailer 8
-
$626 SGD
ZAR 7,892 ZAR
View
A
Retailer 9
-
$684 SGD
£420 GBP
View
A
Retailer 10
-
$724 SGD
$565 USD
View
A
Retailer 11
-
$733 SGD
$572 USD
View
A
Retailer 12
-
$733 SGD
€545 EUR
View
B+
Retailer 13
-
$998 SGD
$779 USD
View
B+
Retailer 14
-
$1,239 SGD
$967 USD
View
B
Retailer 15
-
$1,377 SGD
$1,074 USD
View
B+
Retailer 16
-
$1,439 SGD
$1,123 USD
View
Price last confirmed 25 days ago
B+
Retailer 17
-
$1,462 SGD
£898 GBP
View
B+
Retailer 18
-
$1,650 SGD
$1,287 USD
View
Most Expensive
B
Rare Carat
C479-39A · Oct 28
$2,531 SGD
$1,975 USD
View
18 more retailers have this diamond
Prices start from $328 SGDSave up to $2,203 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
1.01ct Marquise
$328 SGD