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Marquise|Lab Grown|IGI

1.83ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG818654469

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818654469

Diamond specifications and retailer prices

From $983 SGD
$769 USD
As of October 30, 2026
Save $7,736 SGD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,719 SGD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.83ct lab-grown marquise diamond

This 1.83ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818654469 or 818654469. Listed at 13 retailers as of October 30, 2026, with prices from $983 to $8,719, a $7,736 spread on the same certified stone. Do Amore Diamonds lists it at $8,719. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654469
Dimensions12.26 × 6.46 × 3.95 mm
L/W Ratio1.90
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
12.26 mm6.46 mm1.83 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654469
Side View
Table 60.0%Crown 36.9°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 61.1%

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 30
Current: $8,719 SGD|Low: $983 SGD|High: $11,621 SGD|Avg: $4,059 SGD|-25.0%
Do Amore Diamonds
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
October 30, 2026
Retailer 9$983 SGD
Retailer 13$1,069 SGD
Retailer 3$1,419 SGD
Retailer 4$1,617 SGD
Retailer 10$1,843 SGD
Retailer 7$2,121 SGD
Retailer 5$2,400 SGD
Retailer 11$2,710 SGD
Retailer 12$3,537 SGD
Retailer 14$4,014 SGD
Retailer 2$4,705 SGD
Retailer 8$4,741 SGD
Retailer 6$5,199 SGD
Do Amore Diamonds$8,719 SGD

30 data points across 14 retailers

13 retailers$983 SGD to $8,719 SGD

A
Cheapest Retailer
-
$983 SGD
$769 USD
A
Retailer 2
-
$1,069 SGD
$836 USD
View
A
Retailer 3
-
$1,419 SGD
$1,110 USD
View
A
Retailer 4
-
$1,617 SGD
$1,265 USD
View
A
Retailer 5
-
$1,843 SGD
$1,442 USD
View
A
Retailer 6
-
$2,121 SGD
€1,580 EUR
View
A
Retailer 7
-
$2,400 SGD
A$2,888 AUD
View
B+
Retailer 8
-
$2,710 SGD
$2,120 USD
View
B+
Retailer 9
-
$3,537 SGD
$2,767 USD
View
B+
Retailer 10
-
$4,014 SGD
$3,140 USD
View
B+
Retailer 11
-
$4,705 SGD
$3,680 USD
View
B+
Retailer 12
-
$4,741 SGD
£2,920 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3679B3E51 · Oct 30
$8,719 SGD
$6,820 USD
View
12 more retailers have this diamond
Prices start from $983 SGDSave up to $7,736 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
1.83ct Marquise
$983 SGD