Marquise|Lab Grown|IGI

1.59ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG754563698

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754563698

Diamond specifications and retailer prices

From $971 AUD
As of November 2, 2026
Save $7,649 AUD (89%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: $8,620 AUD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.59ct lab-grown marquise diamond

This 1.59ct 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 LG754563698 or 754563698. Listed at 32 retailers as of November 2, 2026, with prices from $971 to $8,620, a $7,649 spread on the same certified stone. Do Amore Diamonds lists it at $8,620. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754563698
Dimensions12.53 × 5.96 × 3.73 mm
L/W Ratio2.10
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
12.53 mm5.96 mm1.59 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754563698
Side View
Table 60.0%Crown 35.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.6%

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: $8,620 AUD|Low: $971 AUD|High: $8,620 AUD|Avg: $3,007 AUD
Do Amore Diamonds
Retailer 2
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November 4, 2026
Retailer 15$971 AUD
Retailer 20$1,100 AUD
Retailer 11$1,356 AUD
Retailer 18$1,382 AUD
Retailer 7$1,478 AUD
Retailer 8$1,631 AUD
Retailer 13$1,774 AUD
Retailer 6$1,876 AUD
Retailer 4$1,993 AUD
Retailer 5$2,036 AUD
Retailer 22$2,284 AUD
Retailer 19$2,844 AUD
Retailer 10$2,878 AUD
Retailer 24$3,096 AUD
Retailer 14$3,497 AUD
Retailer 12$3,842 AUD
Retailer 9$3,863 AUD
Retailer 17$3,931 AUD
Retailer 3$4,067 AUD
Retailer 2$4,263 AUD
Retailer 16$4,447 AUD
Retailer 21$4,884 AUD
Retailer 23$5,241 AUD
Do Amore Diamonds$8,620 AUD

33 data points across 24 retailers

32 retailers$971 AUD to $8,620 AUD

A
Cheapest Retailer
-
$971 AUD
Retailer 2
-
$985 AUD
View
Price last confirmed 27 days ago
Retailer 3
-
$985 AUD
View
Price last confirmed 35 days ago
Retailer 4
-
$1,071 AUD
View
Price last confirmed 36 days ago
A
Retailer 5
-
$1,100 AUD
View
Final sale: no returns
Retailer 6
-
$1,127 AUD
View
Price last confirmed 36 days ago
Retailer 7
-
$1,143 AUD
View
Price last confirmed 32 days ago
Retailer 8
-
$1,143 AUD
View
Price last confirmed 25 days ago
A
Retailer 9
-
$1,356 AUD
View
A
Retailer 10
-
$1,382 AUD
View
A
Retailer 11
-
$1,478 AUD
View
A
Retailer 12
-
$1,631 AUD
View
A
Retailer 13
-
$1,774 AUD
View
A
Retailer 14
-
$1,876 AUD
View
A
Retailer 15
-
$1,993 AUD
View
A
Retailer 16
-
$2,036 AUD
View
A
Retailer 17
-
$2,284 AUD
View
B+
Retailer 18
-
$2,844 AUD
View
B+
Retailer 19
-
$2,878 AUD
View
B+
Retailer 20
-
$3,096 AUD
View
B+
Retailer 21
-
$3,497 AUD
View
Retailer 22
-
$3,544 AUD
View
Price last confirmed 25 days ago
Retailer 23
-
$3,544 AUD
View
Price last confirmed 35 days ago
B+
Retailer 24
-
$3,842 AUD
View
B+
Retailer 25
-
$3,863 AUD
View
B+
Retailer 26
-
$3,931 AUD
View
B+
Retailer 27
-
$4,067 AUD
View
B
Retailer 28
-
$4,263 AUD
View
B
Retailer 29
-
$4,447 AUD
View
B
Retailer 30
-
$4,884 AUD
View
B
Retailer 31
-
$5,241 AUD
View
Most Expensive
B
Do Amore Diamonds
27-4E6D9F22C · Nov 2
$8,620 AUD
$6,020 USD
View
31 more retailers have this diamond
Prices start from $971 AUDSave up to $7,649 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
1.59ct Marquise
$971 AUD