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Marquise|Lab Grown|IGI

1.45ct D VVS1 Marquise Lab Grown Diamond

EX • D/VVS1 • IGI LG768628520

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG768628520

Diamond specifications and retailer prices

From $589 USD
HK$4,600 HKD
As of November 1, 2026
Save $2,101 USD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,690 USD at Brilliant Earth · As of November 2, 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 LG768628520 or 768628520. Listed at 13 retailers as of November 1, 2026, with prices from $589 to $2,690, a $2,101 spread on the same certified stone. Brilliant Earth lists it at $2,690. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768628520
Dimensions12.28 × 5.74 × 3.66 mm
L/W Ratio2.14
Girdle conditionFaceted
Culet sizePointed
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
12.28 mm5.74 mm1.45 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768628520
Side View
Table 59.0%Crown 36.6°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $2,690 USD|Low: $514 USD|High: $2,770 USD|Avg: $1,262 USD|-2.9%
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 3, 2026
Retailer 9$630 USD
Retailer 12$653 USD
Retailer 11$659 USD
Retailer 7$723 USD
Retailer 2$805 USD
Retailer 3$1,021 USD
Retailer 6$1,430 USD
Retailer 8$1,450 USD
Retailer 4$1,593 USD
Retailer 10$1,678 USD
Retailer 5$1,745 USD
Brilliant Earth$2,690 USD

43 data points across 12 retailers

13 retailers$589 USD to $2,690 USD

A
Cheapest Retailer
-
$589 USD
HK$4,600 HKD
A
Retailer 2
-
$630 USD
View
A
Retailer 3
-
$653 USD
View
A
Retailer 4
-
$659 USD
View
A
Retailer 5
-
$723 USD
€689 EUR
View
B+
Retailer 6
-
$805 USD
£634 GBP
View
Retailer 7
-
$1,021 USD
View
Price last confirmed 10 days ago
B
Retailer 8
-
$1,430 USD
A$2,200 AUD
View
B
Retailer 9
-
$1,450 USD
View
B
Retailer 10
-
$1,593 USD
View
B
Retailer 11
-
$1,678 USD
View
B
Retailer 12
-
$1,745 USD
£1,374 GBP
View
Most Expensive
B
Brilliant Earth
20869944Y · Nov 2
$2,690 USD
View
12 more retailers have this diamond
Prices start from $589 USDSave up to $2,101 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
$589 USD