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Marquise|Lab Grown|IGI

1.03ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG811619625

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811619625

Diamond specifications and retailer prices

From $323 SGD
$253 USD
As of November 2, 2026
Save $1,760 SGD (84%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,084 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811619625 or 811619625. Listed at 24 retailers as of October 31, 2026, with prices from $323 to $2,084, a $1,760 spread on the same certified stone. Brilliant Earth lists it at $2,084. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811619625
Dimensions10.27 × 5.42 × 3.24 mm
L/W Ratio1.89
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
10.27 mm5.42 mm1.03 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811619625
Side View
Table 60.0%Crown 32.6°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 59.8%

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 2
Current: $2,084 SGD|Low: $311 SGD|High: $3,196 SGD|Avg: $978 SGD|-34.8%
Brilliant Earth
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
Retailer 17
Retailer 18
November 2, 2026
Retailer 6$323 SGD
Retailer 3$375 SGD
Retailer 4$400 SGD
Retailer 5$400 SGD
Retailer 12$412 SGD
Retailer 10$539 SGD
Retailer 17$543 SGD
Retailer 11$692 SGD
Retailer 15$729 SGD
Retailer 2$757 SGD
Retailer 13$771 SGD
Retailer 16$975 SGD
Retailer 8$1,014 SGD
Retailer 7$1,287 SGD
Retailer 9$1,559 SGD
Retailer 18$1,607 SGD
Retailer 14$1,846 SGD
Brilliant Earth$2,084 SGD

32 data points across 18 retailers

24 retailers$323 SGD to $2,084 SGD

A
Cheapest Retailer
-
$323 SGD
$253 USD
A
Retailer 2
-
$362 SGD
$283 USD
View
Final sale: no returns
A
Retailer 3
-
$375 SGD
$293 USD
View
Retailer 4
-
$400 SGD
$313 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$400 SGD
$313 USD
View
A
Retailer 6
-
$412 SGD
£254 GBP
View
A
Retailer 7
-
$539 SGD
$422 USD
View
A
Retailer 8
-
$543 SGD
$425 USD
View
A
Retailer 9
-
$692 SGD
ZAR 8,741 ZAR
View
A
Retailer 10
-
$713 SGD
$558 USD
View
A
Retailer 11
-
$729 SGD
€543 EUR
View
A
Retailer 12
-
$749 SGD
$586 USD
View
A
Retailer 13
-
$757 SGD
£466 GBP
View
A
Retailer 14
-
$771 SGD
A$928 AUD
View
B+
Retailer 15
-
$975 SGD
A$1,173 AUD
View
B+
Retailer 16
-
$1,014 SGD
$793 USD
View
B+
Retailer 17
-
$1,078 SGD
View
B+
Retailer 18
-
$1,287 SGD
$1,007 USD
View
B
Retailer 19
-
$1,354 SGD
$1,059 USD
View
B
Retailer 20
-
$1,559 SGD
£960 GBP
View
B+
Retailer 21
-
$1,607 SGD
£990 GBP
View
B
Retailer 22
-
$1,741 SGD
$1,362 USD
View
B
Retailer 23
-
$1,846 SGD
A$2,222 AUD
View
Most Expensive
B
Brilliant Earth
20879646A · Oct 31
$2,084 SGD
$1,630 USD
View
23 more retailers have this diamond
Prices start from $323 SGDSave up to $1,760 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
$323 SGD