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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 $582 AUD
$408 USD
As of November 2, 2026
Save $4,597 AUD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,180 AUD at Do Amore Diamonds · As of November 2, 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 November 2, 2026, with prices from $582 to $5,180, a $4,597 spread on the same certified stone. Do Amore Diamonds lists it at $5,180. 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
Colour
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

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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: Nov 2
Current: $5,180 AUD|Low: $582 AUD|High: $6,607 AUD|Avg: $2,276 AUD|-21.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
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Retailer 16
Retailer 17
November 2, 2026
Retailer 14$582 AUD
Retailer 4$652 AUD
Retailer 13$679 AUD
Retailer 5$920 AUD
Retailer 8$996 AUD
Retailer 7$1,032 AUD
Retailer 11$1,074 AUD
Retailer 16$1,256 AUD
Retailer 15$1,857 AUD
Retailer 2$1,869 AUD
Retailer 9$2,265 AUD
Retailer 17$2,563 AUD
Retailer 3$2,777 AUD
Retailer 10$2,928 AUD
Retailer 6$3,239 AUD
Retailer 12$3,482 AUD
Do Amore Diamonds$5,180 AUD

39 data points across 17 retailers

17 retailers$582 AUD to $5,180 AUD

A
Cheapest Retailer
-
$582 AUD
$408 USD
A
Retailer 2
-
$652 AUD
$457 USD
View
A
Retailer 3
-
$679 AUD
$476 USD
View
Final sale: no returns
A
Retailer 4
-
$920 AUD
$645 USD
View
A
Retailer 5
-
$996 AUD
$698 USD
View
A
Retailer 6
-
$1,032 AUD
$723 USD
View
A
Retailer 7
-
$1,074 AUD
$753 USD
View
A
Retailer 8
-
$1,256 AUD
€838 EUR
View
A
Retailer 9
-
$1,857 AUD
View
A
Retailer 10
-
$1,869 AUD
$1,310 USD
View
A
Retailer 11
-
$2,265 AUD
$1,587 USD
View
B+
Retailer 12
-
$2,563 AUD
$1,796 USD
View
B+
Retailer 13
-
$2,777 AUD
$1,946 USD
View
B+
Retailer 14
-
$2,928 AUD
£1,616 GBP
View
B+
Retailer 15
-
$3,239 AUD
$2,270 USD
View
B+
Retailer 16
-
$3,482 AUD
$2,440 USD
View
Most Expensive
B
Do Amore Diamonds
27-98E216DDC · Nov 2
$5,180 AUD
$3,630 USD
View
16 more retailers have this diamond
Prices start from $582 AUDSave up to $4,597 AUD

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
$582 AUD