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Marquise|Lab Grown|IGI

1.14ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG750516781

Certificate IGI LG750516781

Diamond specifications and retailer prices

From $1,303 SGD
As of November 4, 2026
Save $1,597 SGD (55%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,899 SGD at Zales · As of November 4, 2026
View at Zales

About this 1.14ct lab-grown marquise diamond

This 1.14ct 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 LG750516781 or 750516781. Listed at 4 retailers as of November 4, 2026, with prices from $1,303 to $2,899, a $1,597 spread on the same certified stone. Zales lists it at $2,899. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.14
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG750516781
Dimensions10.67 × 5.42 × 3.44 mm
L/W Ratio1.97
Top View
10.67 mm5.42 mm1.14 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750516781
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 63.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $1,303 SGD|Low: $1,303 SGD|High: $2,899 SGD|Avg: $2,319 SGD|-15.0%
Retailer 1
Retailer 2
Retailer 3
Zales
September 28, 2026
Retailer 1$1,303 SGD
Retailer 2$2,060 SGD
Retailer 3$2,899 SGD
Zales$2,899 SGD

2 data points across 4 retailers

4 retailers$1,303 SGD to $2,899 SGD

B+
Cheapest Retailer
-
$1,303 SGD
B
Retailer 2
-
$2,060 SGD
View
B
Retailer 3
-
$2,899 SGD
View
Most Expensive
B
Zales
527247732 · Nov 4
$2,899 SGD
$2,270 USD
View
3 more retailers have this diamond
Prices start from $1,303 SGDSave up to $1,597 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.

B+
1.14ct Marquise
$1,303 SGD