Marquise|Lab Grown|IGI

1.51ct D IF Marquise Lab Grown Diamond

- • D/IF • IGI LG754594843

Certificate IGI LG754594843

Diamond specifications and retailer prices

From $1,022 USD
Save $3,518 USD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,540 USD at Brilliant Earth
View at Brilliant Earth

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a standard cut grade and certified by IGI LG754594843 or 754594843. Listed at 12 retailers, with prices from $1,022 to $4,540 at Brilliant Earth, a $3,518 spread on the same certified stone. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
D
Colour
IF
Clarity
-
Cut

Specifications

Cut-
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594843
Dimensions11.62 × 5.96 × 3.79 mm
L/W Ratio1.95
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
11.62 mm5.96 mm1.51 ctD / IF
OriginLab Grown
Cut-
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594843
Side View
Table 60.0%Crown 36.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.6%

Caratlytics Score

How it works
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: 4 hours ago
Current: $4,540 USD|Low: $1,022 USD|High: $4,540 USD|Avg: $2,093 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13

31 data points across 13 retailers

12 retailers$1,022 USD - $4,540 USD

A
Cheapest Retailer
-
$1,022 USD
View
A
Retailer 2
-
$1,031 USD
View
A
Retailer 3
-
$1,050 USD
HK$8,200 HKD
View
A
Retailer 4
-
$1,198 USD
View
A
Retailer 5
-
$1,315 USD
£1,036 GBP
View
A
Retailer 6
-
$1,335 USD
€1,271 EUR
View
B+
Retailer 7
-
$1,504 USD
ZAR 24,301 ZAR
View
B+
Retailer 8
-
$2,139 USD
View
B
Retailer 9
-
$2,888 USD
View
B
Retailer 10
-
$3,097 USD
View
B
Retailer 11
-
$3,482 USD
A$5,357 AUD
View
Most Expensive
B
Brilliant Earth
17981543A · Sep 20
$4,540 USD
View
11 more retailers have this diamond
Prices start from $1,022 USDSave up to $3,518 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.

A
1.51ct Marquise
$1,022 USD

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