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Oval|Lab Grown|IGI

1.59ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG754508318

Certificate IGI LG754508318

Diamond specifications and retailer prices

From $283 USD
Save $3,157 USD (92%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $3,440 USD at Brilliant Earth
View at Brilliant Earth

About this 1.59ct lab-grown oval diamond

This 1.59ct lab-grown oval 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 LG754508318 or 754508318. Listed at 28 retailers, with prices from $283 to $3,440 at Brilliant Earth, a $3,157 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508318
Dimensions6.62 × 6.62 × 9.72 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
6.62 mm6.62 mm1.59 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508318
Side View
Table 62.0%Crown 33.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.9%

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 28
Current: $3,440 USD|Low: $225 USD|High: $3,440 USD|Avg: $1,114 USD
Brilliant Earth
Retailer 2
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Retailer 28
October 1, 2026
Retailer 10$283 USD
Retailer 4$328 USD
Retailer 28$338 USD
Retailer 14$346 USD
Retailer 8$411 USD
Retailer 13$448 USD
Retailer 22$525 USD
Retailer 7$615 USD
Retailer 5$618 USD
Retailer 17$640 USD
Retailer 23$682 USD
Retailer 9$735 USD
Retailer 12$863 USD
Retailer 16$875 USD
Retailer 26$899 USD
Retailer 15$984 USD
Retailer 27$1,245 USD
Retailer 20$1,408 USD
Retailer 21$1,448 USD
Retailer 19$1,455 USD
Retailer 11$1,476 USD
Retailer 6$1,506 USD
Retailer 2$1,571 USD
Retailer 24$1,959 USD
Retailer 25$2,420 USD
Retailer 18$2,510 USD
Retailer 3$2,822 USD
Brilliant Earth$3,440 USD

41 data points across 28 retailers

28 retailers$283 USD to $3,440 USD

A
Cheapest Retailer
-
$283 USD
A
Retailer 2
-
$328 USD
View
A
Retailer 3
-
$338 USD
View
A
Retailer 4
-
$346 USD
View
A
Retailer 5
-
$411 USD
£323 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$448 USD
View
A
Retailer 7
-
$525 USD
HK$4,100 HKD
View
A
Retailer 8
-
$615 USD
View
A
Retailer 9
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$618 USD
€589 EUR
View
A
Retailer 10
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$640 USD
ZAR 10,344 ZAR
View
Price last confirmed 20 days ago
A
Retailer 11
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$669 USD
£526 GBP
View
Price last confirmed 21 days ago
A
Retailer 12
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$683 USD
£538 GBP
View
A
Retailer 13
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$735 USD
View
A
Retailer 14
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$863 USD
View
A
Retailer 15
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$875 USD
View
A
Retailer 16
-
$899 USD
A$1,383 AUD
View
A
Retailer 17
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$984 USD
View
B+
Retailer 18
-
$1,245 USD
View
B+
Retailer 19
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$1,408 USD
View
B+
Retailer 20
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$1,455 USD
View
B+
Retailer 21
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$1,476 USD
View
B+
Retailer 22
-
$1,506 USD
SGD 2,035 SGD
View
B+
Retailer 23
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$1,571 USD
£1,237 GBP
View
B+
Retailer 24
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$1,959 USD
A$3,014 AUD
View
B
Retailer 25
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$2,420 USD
View
B
Retailer 26
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$2,510 USD
View
B
Retailer 27
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$2,822 USD
View
Most Expensive
B
Brilliant Earth
18652303Y · Sep 29
$3,440 USD
View
27 more retailers have this diamond
Prices start from $283 USDSave up to $3,157 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 Oval
$283 USD