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Marquise|Lab Grown|IGI

1.59ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG743593569

Certificate IGI LG743593569

Diamond specifications and retailer prices

From $581 USD
Save $2,639 USD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,220 USD at Brilliant Earth
View at Brilliant Earth

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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743593569 or 743593569. Listed at 22 retailers, with prices from $581 to $3,220 at Brilliant Earth, a $2,639 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
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743593569
Dimensions5.99 × 5.99 × 12.95 mm
L/W Ratio1.00
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
5.99 mm5.99 mm1.59 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743593569
Side View
Table 57.0%Crown 33.9°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.4%

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: $3,220 USD|Low: $581 USD|High: $3,380 USD|Avg: $1,763 USD|-4.7%
Brilliant Earth
Retailer 2
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Retailer 21
October 1, 2026
Retailer 16$581 USD
Retailer 18$650 USD
Retailer 3$711 USD
Retailer 7$730 USD
Retailer 10$908 USD
Retailer 8$932 USD
Retailer 6$936 USD
Retailer 14$1,075 USD
Retailer 17$1,185 USD
Retailer 21$1,190 USD
Retailer 9$1,338 USD
Retailer 20$1,339 USD
Retailer 4$1,889 USD
Retailer 13$2,091 USD
Retailer 11$2,149 USD
Retailer 15$2,295 USD
Retailer 19$2,531 USD
Retailer 12$2,682 USD
Retailer 5$2,844 USD
Retailer 2$3,170 USD
Brilliant Earth$3,220 USD

30 data points across 21 retailers

22 retailers$581 USD to $3,220 USD

A
Cheapest Retailer
-
$581 USD
A
Retailer 2
-
$650 USD
View
A
Retailer 3
-
$711 USD
View
A
Retailer 4
-
$730 USD
View
A
Retailer 5
-
$908 USD
View
A
Retailer 6
-
$932 USD
View
A
Retailer 7
-
$936 USD
View
A
Retailer 8
-
$1,075 USD
HK$8,400 HKD
View
Price last confirmed 27 days ago
A
Retailer 9
-
$1,163 USD
£916 GBP
View
Price last confirmed 21 days ago
A
Retailer 10
-
$1,184 USD
£932 GBP
View
A
Retailer 11
-
$1,190 USD
€1,133 EUR
View
A
Retailer 12
-
$1,338 USD
A$2,058 AUD
View
A
Retailer 13
-
$1,339 USD
ZAR 21,635 ZAR
View
B+
Retailer 14
-
$1,889 USD
View
Retailer 15
-
$2,091 USD
View
B+
Retailer 16
-
$2,149 USD
£1,692 GBP
View
Price last confirmed 22 days ago
B+
Retailer 17
-
$2,295 USD
View
B+
Retailer 18
-
$2,531 USD
A$3,894 AUD
View
B+
Retailer 19
-
$2,682 USD
View
B+
Retailer 20
-
$2,844 USD
SGD 3,843 SGD
View
B
Retailer 21
-
$3,170 USD
£2,496 GBP
View
Most Expensive
B
Brilliant Earth
17456869Y · Sep 29
$3,220 USD
View
21 more retailers have this diamond
Prices start from $581 USDSave up to $2,639 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
$581 USD