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Marquise|Lab Grown|IGI

1.59ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG726520909

Certificate IGI LG726520909

Diamond specifications and retailer prices

From $688 USD
Save $5,422 USD (89%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $6,110 USD at Do Amore Diamonds
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 LG726520909 or 726520909. Listed at 26 retailers, with prices from $688 to $6,110 at Do Amore Diamonds, a $5,422 spread on the same certified stone. 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
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726520909
Dimensions12.66 × 6.01 × 3.71 mm
L/W Ratio2.11
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
12.66 mm6.01 mm1.59 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726520909
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.7%

Caratlytics Score

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

Price History

Last verified: Sep 30
Current: $6,110 USD|Low: $569 USD|High: $6,250 USD|Avg: $2,206 USD|-2.2%
Do Amore Diamonds
Retailer 2
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Retailer 22
October 1, 2026
Retailer 21$870 USD
Retailer 7$949 USD
Retailer 22$950 USD
Retailer 5$1,042 USD
Retailer 9$1,074 USD
Retailer 13$1,152 USD
Retailer 17$1,369 USD
Retailer 3$1,380 USD
Retailer 19$1,586 USD
Retailer 16$1,897 USD
Retailer 18$2,195 USD
Retailer 8$2,253 USD
Retailer 10$2,545 USD
Retailer 15$2,618 USD
Retailer 11$2,728 USD
Retailer 6$2,991 USD
Retailer 12$3,149 USD
Retailer 4$3,326 USD
Retailer 2$3,340 USD
Retailer 20$3,611 USD
Retailer 14$3,880 USD
Do Amore Diamonds$6,110 USD

38 data points across 22 retailers

26 retailers$688 USD to $6,110 USD

A
Cheapest Retailer
-
$688 USD
A
Retailer 2
-
$748 USD
View
A
Retailer 3
-
$787 USD
View
A
Retailer 4
-
$870 USD
View
A
Retailer 5
-
$949 USD
View
A
Retailer 6
-
$950 USD
View
A
Retailer 7
-
$1,042 USD
View
A
Retailer 8
-
$1,074 USD
View
A
Retailer 9
-
$1,152 USD
HK$9,000 HKD
View
A
Retailer 10
-
$1,372 USD
£1,080 GBP
View
A
Retailer 11
-
$1,380 USD
€1,314 EUR
View
A
Retailer 12
-
$1,586 USD
ZAR 25,620 ZAR
View
B+
Retailer 13
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$1,897 USD
View
B+
Retailer 14
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$2,195 USD
A$3,377 AUD
View
B+
Retailer 15
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$2,253 USD
View
B+
Retailer 16
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$2,475 USD
View
B+
Retailer 17
-
$2,545 USD
£2,004 GBP
View
Price last confirmed 22 days ago
B+
Retailer 18
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$2,618 USD
View
Price last confirmed 22 days ago
B+
Retailer 19
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$2,728 USD
View
B+
Retailer 20
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$2,991 USD
View
B+
Retailer 21
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$3,149 USD
View
B
Retailer 22
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$3,326 USD
SGD 4,495 SGD
View
B
Retailer 23
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$3,340 USD
£2,630 GBP
View
B
Retailer 24
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$3,611 USD
A$5,555 AUD
View
B
Retailer 25
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$3,880 USD
View
Most Expensive
B
Do Amore Diamonds
27-1D4F8C511 · Sep 30
$6,110 USD
View
25 more retailers have this diamond
Prices start from $688 USDSave up to $5,422 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.

A
1.59ct Marquise
$688 USD