Marquise|Lab Grown|IGI

1.45ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG835629618

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG835629618

Diamond specifications and retailer prices

From $291 USD
As of October 28, 2026
Save $1,779 USD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,070 USD at Do Amore Diamonds · As of October 29, 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 LG835629618 or 835629618. Listed at 18 retailers as of October 28, 2026, with prices from $291 to $2,070, a $1,779 spread on the same certified stone. Do Amore Diamonds lists it at $2,070. 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 angle33.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835629618
Dimensions11.77 × 5.82 × 3.71 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.77 mm5.82 mm1.45 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835629618
Side View
Table 60.0%Crown 33.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.7%

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 28
Current: $2,070 USD|Low: $244 USD|High: $2,130 USD|Avg: $812 USD|-2.8%
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
October 28, 2026
Retailer 7$270 USD
Retailer 6$291 USD
Retailer 3$432 USD
Retailer 13$480 USD
Retailer 11$485 USD
Retailer 5$508 USD
Retailer 8$614 USD
Retailer 9$628 USD
Retailer 2$872 USD
Retailer 14$995 USD
Retailer 12$1,020 USD
Retailer 4$1,315 USD
Retailer 15$1,386 USD
Retailer 10$1,435 USD
Do Amore Diamonds$2,070 USD

32 data points across 15 retailers

18 retailers$291 USD to $2,070 USD

A
Retailer 1
-
$209 USD
Price last confirmed 27 days ago
A
Retailer 2
-
$257 USD
View
Price last confirmed 30 days ago
A
Retailer 3
-
$270 USD
View
Price last confirmed 26 days ago
A
Retailer 4
-
$291 USD
View
Final sale: no returns
B+
Retailer 5
-
$432 USD
View
A
Retailer 6
-
$480 USD
£378 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
$485 USD
View
A
Retailer 8
-
$508 USD
View
B+
Retailer 9
-
$614 USD
ZAR 9,922 ZAR
View
B+
Retailer 10
-
$628 USD
£495 GBP
View
B+
Retailer 11
-
$872 USD
A$1,341 AUD
View
B
Retailer 12
-
$958 USD
View
Price last confirmed 24 days ago
B
Retailer 13
-
$995 USD
View
B
Retailer 14
-
$1,020 USD
View
B
Retailer 15
-
$1,315 USD
View
B
Retailer 16
-
$1,386 USD
View
B
Retailer 17
-
$1,435 USD
£1,130 GBP
View
Most Expensive
B
Do Amore Diamonds
36-1977262 · Oct 29
$2,070 USD
View
17 more retailers have this diamond
Prices start from $291 USDSave up to $1,779 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
$291 USD