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Marquise|Lab Grown|IGI

1.03ct F FL Marquise Lab Grown Diamond

EX • F/FL

Diamond specifications and retailer prices

From $252 SGD
As of November 4, 2026
Save $1,396 SGD (85%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,648 SGD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI. Listed at 5 retailers as of November 4, 2026, with prices from $252 to $1,648, a $1,396 spread on the same certified stone. Blue Nile lists it at $1,648. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
F
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions10.74 × 5.32 × 3.27 mm
L/W Ratio2.02
Top View
10.74 mm5.32 mm1.03 ctF / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 61.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.5%

Caratlytics Score

How it works →
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: $1,648 SGD|Low: $252 SGD|High: $2,511 SGD|Avg: $1,122 SGD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 4, 2026
Retailer 2$252 SGD
Retailer 5$294 SGD
Retailer 4$618 SGD
Retailer 3$1,109 SGD
Blue Nile$1,648 SGD
Retailer 6$2,511 SGD

7 data points across 6 retailers

5 retailers$252 SGD to $1,648 SGD

A
Cheapest Retailer
-
$252 SGD
A
Retailer 2
-
$294 SGD
View
A
Retailer 3
-
$618 SGD
View
B+
Retailer 4
-
$1,109 SGD
View
Most Expensive
B
Blue Nile
30352922 · Nov 5
$1,648 SGD
$1,290 USD
View
4 more retailers have this diamond
Prices start from $252 SGDSave up to $1,396 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
1.03ct Marquise
$252 SGD