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Marquise|Lab Grown|IGI

1.15ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG800685263

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800685263

Diamond specifications and retailer prices

From $251 SGD
$196 USD
As of October 30, 2026
Save $2,530 SGD (91%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,781 SGD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.15ct lab-grown marquise diamond

This 1.15ct 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 LG800685263 or 800685263. Listed at 14 retailers as of October 28, 2026, with prices from $251 to $2,781, a $2,530 spread on the same certified stone. Rare Carat lists it at $2,781. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800685263
Dimensions11.07 × 5.45 × 3.33 mm
L/W Ratio2.03
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
11.07 mm5.45 mm1.15 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800685263
Side View
Table 57.0%Crown 34.4°Girdle: STK-THKPavilion 39.1°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: $2,781 SGD|Low: $251 SGD|High: $3,170 SGD|Avg: $1,325 SGD|+10.8%
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
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 10$251 SGD
Retailer 3$290 SGD
Retailer 6$401 SGD
Retailer 11$505 SGD
Retailer 14$539 SGD
Retailer 9$603 SGD
Retailer 7$684 SGD
Retailer 4$720 SGD
Retailer 5$896 SGD
Retailer 12$1,001 SGD
Retailer 15$1,101 SGD
Retailer 16$1,374 SGD
Retailer 8$2,393 SGD
Retailer 13$2,403 SGD
Retailer 2$2,608 SGD
Rare Carat$2,781 SGD

26 data points across 16 retailers

14 retailers$251 SGD to $2,781 SGD

A
Cheapest Retailer
-
$251 SGD
$196 USD
A
Retailer 2
-
$290 SGD
$227 USD
View
A
Retailer 3
-
$401 SGD
$314 USD
View
Final sale: no returns
A
Retailer 4
-
$505 SGD
$395 USD
View
A
Retailer 5
-
$539 SGD
$422 USD
View
A
Retailer 6
-
$603 SGD
€449 EUR
View
A
Retailer 7
-
$720 SGD
$563 USD
View
B+
Retailer 8
-
$896 SGD
A$1,078 AUD
View
B+
Retailer 9
-
$1,001 SGD
$783 USD
View
B+
Retailer 10
-
$1,101 SGD
$861 USD
View
B+
Retailer 11
-
$1,374 SGD
£846 GBP
View
B
Retailer 12
-
$2,403 SGD
$1,880 USD
View
B
Retailer 13
-
$2,608 SGD
$2,040 USD
View
Most Expensive
B
Rare Carat
P86J-19C · Oct 28
$2,781 SGD
$2,175 USD
View
13 more retailers have this diamond
Prices start from $251 SGDSave up to $2,530 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
1.15ct Marquise
$251 SGD