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Marquise|Lab Grown|IGI

1.09ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG621400249

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG621400249

Diamond specifications and retailer prices

From $294 SGD
As of November 4, 2026
Save $2,223 SGD (88%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $2,516 SGD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.09ct lab-grown marquise diamond

This 1.09ct 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 LG621400249 or 621400249. Listed at 30 retailers as of November 4, 2026, with prices from $294 to $2,516, a $2,223 spread on the same certified stone. Do Amore Diamonds lists it at $2,516. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621400249
Dimensions11.07 × 5.24 × 3.27 mm
L/W Ratio2.11
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
11.07 mm5.24 mm1.09 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621400249
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.4%

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: Nov 4
Current: $2,516 SGD|Low: $262 SGD|High: $2,516 SGD|Avg: $962 SGD
Do Amore Diamonds
Retailer 2
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Retailer 21
November 5, 2026
Retailer 11$262 SGD
Retailer 15$294 SGD
Retailer 7$324 SGD
Retailer 5$505 SGD
Retailer 6$506 SGD
Retailer 20$603 SGD
Retailer 17$618 SGD
Retailer 3$630 SGD
Retailer 9$641 SGD
Retailer 2$662 SGD
Retailer 12$778 SGD
Retailer 18$844 SGD
Retailer 16$876 SGD
Retailer 21$1,047 SGD
Retailer 14$1,225 SGD
Retailer 8$1,372 SGD
Retailer 13$1,432 SGD
Retailer 10$1,433 SGD
Retailer 4$1,544 SGD
Retailer 19$1,852 SGD
Do Amore Diamonds$2,516 SGD

39 data points across 21 retailers

30 retailers$294 SGD to $2,516 SGD

Retailer 1
-
$262 SGD
Price last confirmed 28 days ago
A
Retailer 2
-
$294 SGD
View
Final sale: no returns
Retailer 3
-
$312 SGD
View
Price last confirmed 36 days ago
Retailer 4
-
$324 SGD
View
Price last confirmed 28 days ago
Retailer 5
-
$324 SGD
View
Price last confirmed 26 days ago
Retailer 6
-
$361 SGD
View
Price last confirmed 37 days ago
Retailer 7
-
$382 SGD
View
Price last confirmed 37 days ago
A
Retailer 8
-
$505 SGD
View
A
Retailer 9
-
$506 SGD
View
Retailer 10
-
$603 SGD
View
Price last confirmed 7 days ago
A
Retailer 11
-
$618 SGD
View
A
Retailer 12
-
$630 SGD
View
A
Retailer 13
-
$641 SGD
View
Retailer 14
-
$651 SGD
View
Price last confirmed 21 days ago
A
Retailer 15
-
$662 SGD
View
A
Retailer 16
-
$778 SGD
View
B+
Retailer 17
-
$844 SGD
View
A
Retailer 18
-
$876 SGD
View
Retailer 19
-
$1,036 SGD
View
Price last confirmed 39 days ago
B+
Retailer 20
-
$1,047 SGD
View
B+
Retailer 21
-
$1,152 SGD
View
Retailer 22
-
$1,152 SGD
View
Price last confirmed 26 days ago
B+
Retailer 23
-
$1,225 SGD
View
Retailer 24
-
$1,372 SGD
View
Price last confirmed 36 days ago
B+
Retailer 25
-
$1,372 SGD
View
B+
Retailer 26
-
$1,432 SGD
View
Retailer 27
-
$1,433 SGD
View
Price last confirmed 28 days ago
B
Retailer 28
-
$1,544 SGD
View
B
Retailer 29
-
$1,852 SGD
View
Most Expensive
B
Do Amore Diamonds
27-92CBC8968 · Nov 4
$2,516 SGD
$1,970 USD
View
29 more retailers have this diamond
Prices start from $294 SGDSave up to $2,223 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
1.09ct Marquise
$294 SGD