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Marquise|Lab Grown|IGI

1.59ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG743550597

Certificate IGI LG743550597

Diamond specifications and retailer prices

From $759 USD
Save $4,011 USD (84%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $4,770 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743550597 or 743550597. Listed at 27 retailers, with prices from $759 to $4,770 at Brilliant Earth, a $4,011 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 angle35°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743550597
Dimensions11.99 × 6.11 × 3.83 mm
L/W Ratio1.96
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
11.99 mm6.11 mm1.59 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743550597
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.7%

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: $3,697 USD|Low: $606 USD|High: $3,697 USD|Avg: $1,894 USD|+2.4%
Retailer 1
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Retailer 26
October 1, 2026
Retailer 22$759 USD
Retailer 26$826 USD
Retailer 6$868 USD
Retailer 21$957 USD
Retailer 23$980 USD
Retailer 15$1,074 USD
Retailer 20$1,075 USD
Retailer 8$1,120 USD
Retailer 11$1,263 USD
Retailer 25$1,369 USD
Retailer 5$1,380 USD
Retailer 14$1,416 USD
Retailer 4$1,586 USD
Retailer 24$2,024 USD
Retailer 3$2,195 USD
Retailer 13$2,253 USD
Retailer 12$2,475 USD
Retailer 16$2,545 USD
Retailer 19$2,618 USD
Retailer 17$2,978 USD
Retailer 18$3,039 USD
Retailer 7$3,123 USD
Retailer 10$3,260 USD
Retailer 9$3,301 USD
Retailer 2$3,340 USD
Retailer 1$3,697 USD

41 data points across 26 retailers

27 retailers$759 USD to $4,770 USD

A
Cheapest Retailer
-
$759 USD
A
Retailer 2
-
$826 USD
View
A
Retailer 3
-
$868 USD
View
A
Retailer 4
-
$957 USD
View
A
Retailer 5
-
$980 USD
View
A
Retailer 6
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$1,074 USD
View
A
Retailer 7
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$1,075 USD
HK$8,400 HKD
View
A
Retailer 8
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$1,120 USD
View
A
Retailer 9
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$1,263 USD
View
A
Retailer 10
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$1,372 USD
£1,080 GBP
View
A
Retailer 11
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$1,380 USD
€1,314 EUR
View
A
Retailer 12
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$1,416 USD
A$2,178 AUD
View
A
Retailer 13
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$1,586 USD
ZAR 25,620 ZAR
View
B+
Retailer 14
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$2,024 USD
View
B+
Retailer 15
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$2,195 USD
A$3,377 AUD
View
B+
Retailer 16
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$2,253 USD
View
B+
Retailer 17
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$2,475 USD
View
B+
Retailer 18
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$2,545 USD
£2,004 GBP
View
Price last confirmed 22 days ago
B+
Retailer 19
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$2,618 USD
View
Price last confirmed 22 days ago
B+
Retailer 20
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$2,978 USD
View
B+
Retailer 21
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$3,039 USD
View
B+
Retailer 22
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$3,123 USD
SGD 4,220 SGD
View
B
Retailer 23
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$3,301 USD
View
B
Retailer 24
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$3,327 USD
View
B+
Retailer 25
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$3,340 USD
£2,630 GBP
View
B
Retailer 26
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$3,697 USD
A$5,687 AUD
View
Most Expensive
B
Brilliant Earth
16656088A · Oct 1
$4,770 USD
View
26 more retailers have this diamond
Prices start from $759 USDSave up to $4,011 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
$759 USD