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Marquise|Lab Grown|IGI

1.45ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG751511112

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG751511112

Diamond specifications and retailer prices

From $376 SGD
$294 USD
As of October 30, 2026
Save $1,527 SGD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,337 SGD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.45ct lab-grown marquise diamond

This 1.45ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG751511112 or 751511112. Listed at 17 retailers as of October 30, 2026, with a 406% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG751511112
Dimensions12.20 × 5.89 × 3.59 mm
L/W Ratio2.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.20 mm5.89 mm1.45 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG751511112
Side View
Table 60.0%Crown 34.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.0%

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: $3,337 SGD|Low: $299 SGD|High: $3,337 SGD|Avg: $1,289 SGD
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
Retailer 15
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Retailer 17
Retailer 18
October 30, 2026
Retailer 16$376 SGD
Retailer 6$421 SGD
Retailer 4$436 SGD
Retailer 5$465 SGD
Retailer 17$465 SGD
Retailer 8$658 SGD
Retailer 12$665 SGD
Retailer 3$763 SGD
Retailer 2$919 SGD
Retailer 11$1,248 SGD
Retailer 14$1,310 SGD
Retailer 15$1,431 SGD
Retailer 18$1,653 SGD
Retailer 7$1,859 SGD
Retailer 9$1,903 SGD
Retailer 13$2,072 SGD
Retailer 10$2,659 SGD
Do Amore Diamonds$3,337 SGD

41 data points across 18 retailers

17 retailers$376 SGD to $1,903 SGD

A
Cheapest Retailer
-
$376 SGD
$294 USD
A
Retailer 2
-
$421 SGD
$329 USD
View
Final sale: no returns
A
Retailer 3
-
$436 SGD
$341 USD
View
A
Retailer 4
-
$465 SGD
$364 USD
View
A
Retailer 5
-
$465 SGD
$364 USD
View
A
Retailer 6
-
$658 SGD
$515 USD
View
A
Retailer 7
-
$665 SGD
$520 USD
View
B+
Retailer 8
-
$763 SGD
$597 USD
View
B+
Retailer 9
-
$919 SGD
£566 GBP
View
B+
Retailer 10
-
$1,248 SGD
A$1,502 AUD
View
B
Retailer 11
-
$1,310 SGD
$1,025 USD
View
B
Retailer 12
-
$1,431 SGD
$1,119 USD
View
B
Retailer 13
-
$1,653 SGD
$1,293 USD
View
B
Retailer 14
-
$1,859 SGD
$1,454 USD
View
B
Retailer 15
-
$1,903 SGD
$1,489 USD
View
Retailer 16
-
$2,072 SGD
£1,276 GBP
View
Price last confirmed 13 days ago
Most Expensive
Do Amore Diamonds
27-E815C5346 · Oct 30
$3,337 SGD
$2,610 USD
View
Price under review
16 more retailers have this diamond
Prices start from $376 SGDSave up to $1,527 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
1.45ct Marquise
$376 SGD