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Marquise|Lab Grown|IGI

1.71ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG747508367

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG747508367

Diamond specifications and retailer prices

From $1,025 AUD
$720 USD
As of October 30, 2026
Save $8,072 AUD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $9,097 AUD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.71ct lab-grown marquise diamond

This 1.71ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG747508367 or 747508367. Listed at 15 retailers as of October 30, 2026, with prices from $1,025 to $9,097, a $8,072 spread on the same certified stone. Do Amore Diamonds lists it at $9,097. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747508367
Dimensions12.32 × 6.22 × 3.88 mm
L/W Ratio1.98
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
12.32 mm6.22 mm1.71 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747508367
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $9,097 AUD|Low: $1,025 AUD|High: $12,115 AUD|Avg: $3,306 AUD|-24.9%
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 29, 2026
Retailer 8$1,025 AUD
Retailer 15$1,115 AUD
Retailer 11$1,412 AUD
Retailer 4$1,481 AUD
Retailer 7$1,529 AUD
Retailer 5$1,594 AUD
Retailer 10$1,929 AUD
Retailer 2$2,211 AUD
Retailer 13$2,515 AUD
Retailer 12$2,928 AUD
Retailer 3$3,485 AUD
Retailer 14$3,689 AUD
Retailer 9$4,925 AUD
Retailer 6$5,509 AUD
Do Amore Diamonds$9,097 AUD

31 data points across 15 retailers

15 retailers$1,025 AUD to $9,097 AUD

A
Cheapest Retailer
-
$1,025 AUD
$720 USD
A
Retailer 2
-
$1,115 AUD
$783 USD
View
A
Retailer 3
-
$1,412 AUD
$992 USD
View
A
Retailer 4
-
$1,481 AUD
$1,040 USD
View
A
Retailer 5
-
$1,529 AUD
$1,074 USD
View
Final sale: no returns
A
Retailer 6
-
$1,594 AUD
$1,120 USD
View
A
Retailer 7
-
$1,929 AUD
$1,355 USD
View
A
Retailer 8
-
$2,211 AUD
€1,479 EUR
View
A
Retailer 9
-
$2,515 AUD
View
B+
Retailer 10
-
$2,928 AUD
$2,057 USD
View
B+
Retailer 11
-
$3,485 AUD
$2,448 USD
View
B+
Retailer 12
-
$3,689 AUD
$2,591 USD
View
B+
Retailer 13
-
$4,925 AUD
£2,724 GBP
View
B
Retailer 14
-
$5,509 AUD
$3,870 USD
View
Most Expensive
B
Do Amore Diamonds
27-5D6F0F74C · Oct 30
$9,097 AUD
$6,390 USD
View
14 more retailers have this diamond
Prices start from $1,025 AUDSave up to $8,072 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
1.71ct Marquise
$1,025 AUD