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Marquise|Lab Grown|IGI

1.45ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG799659377

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799659377

Diamond specifications and retailer prices

From $224 USD
As of October 30, 2026
Save $1,926 USD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,150 USD at Do Amore Diamonds · As of October 31, 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 LG799659377 or 799659377. Listed at 16 retailers as of October 30, 2026, with prices from $224 to $2,150, a $1,926 spread on the same certified stone. Do Amore Diamonds lists it at $2,150. 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
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799659377
Dimensions11.98 × 5.87 × 3.64 mm
L/W Ratio2.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.98 mm5.87 mm1.45 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799659377
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 40°Culet: NoneDepth 62.0%

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: $2,150 USD|Low: $213 USD|High: $2,150 USD|Avg: $838 USD|+0.9%
Do Amore Diamonds
Retailer 2
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Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
October 31, 2026
Retailer 18$224 USD
Retailer 7$248 USD
Retailer 17$260 USD
Retailer 9$410 USD
Retailer 8$435 USD
Retailer 3$473 USD
Retailer 5$510 USD
Retailer 2$603 USD
Retailer 14$753 USD
Retailer 16$895 USD
Retailer 12$980 USD
Retailer 4$985 USD
Retailer 15$990 USD
Retailer 11$1,070 USD
Retailer 6$1,192 USD
Retailer 13$1,229 USD
Retailer 10$1,248 USD
Do Amore Diamonds$2,150 USD

25 data points across 18 retailers

16 retailers$224 USD to $2,150 USD

A
Cheapest Retailer
-
$224 USD
A
Retailer 2
-
$248 USD
View
Final sale: no returns
A
Retailer 3
-
$260 USD
View
A
Retailer 4
-
$410 USD
HK$3,200 HKD
View
A
Retailer 5
-
$473 USD
View
A
Retailer 6
-
$510 USD
View
A
Retailer 7
-
$603 USD
A$928 AUD
View
Retailer 8
-
$753 USD
A$1,158 AUD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$895 USD
View
B
Retailer 10
-
$980 USD
A$1,507 AUD
View
B
Retailer 11
-
$985 USD
View
B
Retailer 12
-
$990 USD
View
B
Retailer 13
-
$1,070 USD
View
B
Retailer 14
-
$1,192 USD
SGD 1,611 SGD
View
B
Retailer 15
-
$1,229 USD
£968 GBP
View
Most Expensive
B
Do Amore Diamonds
27-C48E19AC6 · Oct 31
$2,150 USD
View
15 more retailers have this diamond
Prices start from $224 USDSave up to $1,926 USD

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
$224 USD