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Marquise|Lab Grown|IGI

1.53ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG763642378

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG763642378

Diamond specifications and retailer prices

From $408 USD
As of October 30, 2026
Save $3,222 USD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,630 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.53ct lab-grown marquise diamond

This 1.53ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG763642378 or 763642378. Listed at 17 retailers as of October 30, 2026, with prices from $408 to $3,630, a $3,222 spread on the same certified stone. Do Amore Diamonds lists it at $3,630. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763642378
Dimensions11.50 × 6.12 × 3.76 mm
L/W Ratio1.88
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
11.50 mm6.12 mm1.53 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG763642378
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 61.4%

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: Oct 30
Current: $3,630 USD|Low: $408 USD|High: $4,630 USD|Avg: $1,605 USD|-21.6%
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 17
October 31, 2026
Retailer 13$408 USD
Retailer 4$457 USD
Retailer 12$476 USD
Retailer 5$645 USD
Retailer 8$698 USD
Retailer 7$723 USD
Retailer 10$753 USD
Retailer 15$880 USD
Retailer 14$1,301 USD
Retailer 2$1,356 USD
Retailer 9$1,587 USD
Retailer 17$1,796 USD
Retailer 3$1,946 USD
Retailer 16$2,064 USD
Retailer 6$2,270 USD
Retailer 11$2,440 USD
Do Amore Diamonds$3,630 USD

37 data points across 17 retailers

17 retailers$408 USD to $3,630 USD

A
Cheapest Retailer
-
$408 USD
A
Retailer 2
-
$457 USD
View
A
Retailer 3
-
$476 USD
View
Final sale: no returns
A
Retailer 4
-
$645 USD
View
A
Retailer 5
-
$698 USD
View
A
Retailer 6
-
$723 USD
View
A
Retailer 7
-
$753 USD
View
A
Retailer 8
-
$880 USD
€838 EUR
View
A
Retailer 9
-
$1,301 USD
A$2,002 AUD
View
A
Retailer 10
-
$1,356 USD
View
A
Retailer 11
-
$1,587 USD
View
B+
Retailer 12
-
$1,796 USD
View
B+
Retailer 13
-
$1,946 USD
View
B+
Retailer 14
-
$2,064 USD
£1,625 GBP
View
B+
Retailer 15
-
$2,270 USD
View
B+
Retailer 16
-
$2,440 USD
View
Most Expensive
B
Do Amore Diamonds
27-98E216DDC · Oct 31
$3,630 USD
View
16 more retailers have this diamond
Prices start from $408 USDSave up to $3,222 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
1.53ct Marquise
$408 USD