Marquise|Lab Grown|IGI

1.45ct D VVS1 Marquise Lab Grown Diamond

EX • D/VVS1 • IGI LG787623588

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG787623588

Diamond specifications and retailer prices

From $512 USD
HK$4,000 HKD
As of November 1, 2026
Save $1,233 USD (71%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,720 USD at Brilliant Earth · As of October 9, 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 LG787623588 or 787623588. Listed at 15 retailers as of November 1, 2026, with a 241% 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
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787623588
Dimensions11.56 × 5.93 × 3.72 mm
L/W Ratio1.95
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
11.56 mm5.93 mm1.45 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787623588
Side View
Table 60.0%Crown 36.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
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 1
Current: $2,720 USD|Low: $514 USD|High: $2,800 USD|Avg: $1,160 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 2, 2026
Retailer 9$630 USD
Retailer 12$698 USD
Retailer 7$723 USD
Retailer 2$770 USD
Retailer 10$772 USD
Retailer 5$805 USD
Retailer 3$851 USD
Retailer 4$1,021 USD
Retailer 11$1,444 USD
Retailer 8$1,465 USD
Retailer 6$1,745 USD
Brilliant Earth$2,720 USD

43 data points across 12 retailers

15 retailers$512 USD to $1,745 USD

A
Cheapest Retailer
-
$512 USD
HK$4,000 HKD
A
Retailer 2
-
$630 USD
View
B+
Retailer 3
-
$698 USD
View
B+
Retailer 4
-
$723 USD
€689 EUR
View
B+
Retailer 5
-
$770 USD
ZAR 12,438 ZAR
View
B+
Retailer 6
-
$772 USD
A$1,188 AUD
View
B+
Retailer 7
-
$805 USD
£634 GBP
View
B+
Retailer 8
-
$851 USD
View
Retailer 9
-
$1,021 USD
View
Price last confirmed 9 days ago
B
Retailer 10
-
$1,284 USD
View
Retailer 11
-
$1,444 USD
A$2,222 AUD
View
Price last confirmed 31 days ago
B
Retailer 12
-
$1,465 USD
View
B
Retailer 13
-
$1,476 USD
View
B
Retailer 14
-
$1,745 USD
£1,374 GBP
View
Most Expensive
Brilliant Earth
20051883A · Oct 9
$2,720 USD
View
Price last confirmed 24 days ago
14 more retailers have this diamond
Prices start from $512 USDSave up to $1,233 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
$512 USD