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Marquise|Lab Grown|IGI

1.61ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG741594945

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG741594945

Diamond specifications and retailer prices

From $911 AUD
$640 USD
As of November 2, 2026
Save $7,175 AUD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $8,086 AUD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.61ct lab-grown marquise diamond

This 1.61ct 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 top-tier cut grade and certified by IGI LG741594945 or 741594945. Listed at 19 retailers as of November 1, 2026, with prices from $911 to $8,086, a $7,175 spread on the same certified stone. Do Amore Diamonds lists it at $8,086. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.61
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741594945
Dimensions11.88 × 6.11 × 3.84 mm
L/W Ratio1.94
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
11.88 mm6.11 mm1.61 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741594945
Side View
Table 60.0%Crown 34.1°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.8%

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: Nov 2
Current: $8,086 AUD|Low: $893 AUD|High: $8,257 AUD|Avg: $2,814 AUD|-2.1%
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 19
November 1, 2026
Retailer 18$911 AUD
Retailer 7$991 AUD
Retailer 11$1,090 AUD
Retailer 3$1,283 AUD
Retailer 8$1,317 AUD
Retailer 2$1,319 AUD
Retailer 10$1,404 AUD
Retailer 19$1,727 AUD
Retailer 15$1,901 AUD
Retailer 9$1,951 AUD
Retailer 4$2,699 AUD
Retailer 13$2,905 AUD
Retailer 6$3,134 AUD
Retailer 5$3,280 AUD
Retailer 17$3,879 AUD
Retailer 14$4,427 AUD
Retailer 16$4,605 AUD
Retailer 12$5,222 AUD
Do Amore Diamonds$8,086 AUD

41 data points across 19 retailers

19 retailers$911 AUD to $8,086 AUD

A
Cheapest Retailer
-
$911 AUD
$640 USD
A
Retailer 2
-
$991 AUD
$696 USD
View
A
Retailer 3
-
$1,090 AUD
$766 USD
View
Final sale: no returns
A
Retailer 4
-
$1,283 AUD
$901 USD
View
A
Retailer 5
-
$1,317 AUD
$925 USD
View
A
Retailer 6
-
$1,319 AUD
£729 GBP
View
A
Retailer 7
-
$1,404 AUD
$986 USD
View
A
Retailer 8
-
$1,727 AUD
$1,213 USD
View
A
Retailer 9
-
$1,901 AUD
€1,272 EUR
View
A
Retailer 10
-
$1,951 AUD
View
B+
Retailer 11
-
$2,699 AUD
$1,896 USD
View
B+
Retailer 12
-
$2,905 AUD
View
B+
Retailer 13
-
$3,134 AUD
$2,202 USD
View
B+
Retailer 14
-
$3,280 AUD
$2,304 USD
View
B+
Retailer 15
-
$3,879 AUD
$2,725 USD
View
B+
Retailer 16
-
$4,427 AUD
$3,110 USD
View
B+
Retailer 17
-
$4,605 AUD
£2,547 GBP
View
B+
Retailer 18
-
$5,222 AUD
View
Most Expensive
B
Do Amore Diamonds
27-040AD9B70 · Nov 1
$8,086 AUD
$5,680 USD
View
18 more retailers have this diamond
Prices start from $911 AUDSave up to $7,175 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
1.61ct Marquise
$911 AUD