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Oval|Lab Grown|IGI

1.59ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG707555429

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG707555429

Diamond specifications and retailer prices

From $496 USD
As of October 28, 2026
Save $3,194 USD (87%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $3,690 USD at Brilliant Earth · As of October 29, 2026
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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG707555429 or 707555429. Listed at 28 retailers as of October 28, 2026, with prices from $496 to $3,690, a $3,194 spread on the same certified stone. Brilliant Earth lists it at $3,690. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG707555429
Dimensions6.71 × 6.71 × 4.04 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
6.71 mm6.71 mm1.59 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG707555429
Side View
Table 60.0%Crown 34.8°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 60.4%

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: Oct 28
Current: $3,690 USD|Low: $444 USD|High: $3,690 USD|Avg: $1,296 USD
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 19
October 29, 2026
Retailer 3$444 USD
Retailer 10$496 USD
Retailer 5$550 USD
Retailer 7$738 USD
Retailer 14$740 USD
Retailer 9$791 USD
Retailer 12$850 USD
Retailer 2$906 USD
Retailer 15$933 USD
Retailer 13$945 USD
Retailer 17$1,290 USD
Retailer 19$1,329 USD
Retailer 11$1,600 USD
Retailer 8$1,745 USD
Retailer 6$1,766 USD
Retailer 4$1,927 USD
Retailer 16$2,023 USD
Retailer 18$2,255 USD
Brilliant Earth$3,690 USD

44 data points across 19 retailers

28 retailers$496 USD to $3,690 USD

A
Retailer 1
-
$444 USD
Price last confirmed 18 days ago
A
Retailer 2
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$496 USD
View
Final sale: no returns
A
Retailer 3
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$497 USD
View
Price last confirmed 15 days ago
A
Retailer 4
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$550 USD
View
A
Retailer 5
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$550 USD
View
Price last confirmed 17 days ago
A
Retailer 6
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$550 USD
View
Price last confirmed 26 days ago
A
Retailer 7
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$550 USD
View
A
Retailer 8
-
$738 USD
View
A
Retailer 9
-
$740 USD
View
A
Retailer 10
-
$791 USD
View
A
Retailer 11
-
$850 USD
A$1,308 AUD
View
A
Retailer 12
-
$906 USD
£714 GBP
View
A
Retailer 13
-
$933 USD
€889 EUR
View
A
Retailer 14
-
$945 USD
ZAR 15,271 ZAR
View
B+
Retailer 15
-
$1,152 USD
View
B+
Retailer 16
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$1,290 USD
A$1,985 AUD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
$1,329 USD
View
B+
Retailer 18
-
$1,600 USD
£1,260 GBP
View
B
Retailer 19
-
$1,745 USD
SGD 2,358 SGD
View
B+
Retailer 20
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$1,766 USD
A$2,717 AUD
View
Price last confirmed 28 days ago
B
Retailer 21
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$1,768 USD
View
Price last confirmed 21 days ago
B
Retailer 22
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$1,801 USD
View
B+
Retailer 23
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$1,927 USD
View
B
Retailer 24
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$1,971 USD
View
B+
Retailer 25
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$2,023 USD
£1,593 GBP
View
B
Retailer 26
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$2,059 USD
View
B+
Retailer 27
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$2,255 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
15194016A · Oct 29
$3,690 USD
View
27 more retailers have this diamond
Prices start from $496 USDSave up to $3,194 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.59ct Oval
$496 USD