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Marquise|Lab Grown|IGI

1.45ct D VVS1 Marquise Lab Grown Diamond

EX • D/VVS1 • IGI LG800679229

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800679229

Diamond specifications and retailer prices

From $588 SGD
As of November 4, 2026
Save $2,390 SGD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,978 SGD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG800679229 or 800679229. Listed at 12 retailers as of November 4, 2026, with prices from $588 to $2,978, a $2,390 spread on the same certified stone. Brilliant Earth lists it at $2,978. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800679229
Dimensions11.63 × 5.91 × 3.67 mm
L/W Ratio1.97
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
11.63 mm5.91 mm1.45 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800679229
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 62.1%

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: Nov 4
Current: $2,978 SGD|Low: $588 SGD|High: $3,335 SGD|Avg: $1,633 SGD|-10.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 2$588 SGD
Retailer 5$713 SGD
Retailer 6$892 SGD
Retailer 10$1,024 SGD
Retailer 11$1,061 SGD
Retailer 4$1,107 SGD
Retailer 7$1,436 SGD
Retailer 8$1,682 SGD
Retailer 3$1,881 SGD
Retailer 12$1,898 SGD
Retailer 9$2,484 SGD
Brilliant Earth$2,978 SGD

44 data points across 12 retailers

12 retailers$588 SGD to $2,978 SGD

A
Cheapest Retailer
-
$588 SGD
A
Retailer 2
-
$713 SGD
View
A
Retailer 3
-
$892 SGD
View
B+
Retailer 4
-
$1,024 SGD
View
B+
Retailer 5
-
$1,061 SGD
View
B+
Retailer 6
-
$1,107 SGD
View
B+
Retailer 7
-
$1,436 SGD
View
B
Retailer 8
-
$1,682 SGD
View
Retailer 9
-
$1,881 SGD
View
Price last confirmed 34 days ago
Retailer 10
-
$1,898 SGD
View
Price last confirmed 7 days ago
B
Retailer 11
-
$2,484 SGD
View
Most Expensive
B
Brilliant Earth
20788274A · Nov 4
$2,978 SGD
$2,330 USD
View
11 more retailers have this diamond
Prices start from $588 SGDSave up to $2,390 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
$588 SGD