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Oval|Lab Grown|IGI

1.59ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG707555650

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG707555650

Diamond specifications and retailer prices

From $446 USD
As of October 26, 2026
Save $3,774 USD (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,220 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 LG707555650 or 707555650. Listed at 23 retailers as of October 26, 2026, with prices from $446 to $4,220, a $3,774 spread on the same certified stone. Brilliant Earth lists it at $4,220. 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 angle34.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG707555650
Dimensions9.32 × 6.65 × 9.32 mm
L/W Ratio1.40
Girdle conditionFaceted
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
9.32 mm6.65 mm1.59 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG707555650
Side View
Table 57.0%Crown 34.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.0%

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 26
Current: $912 USD|Low: $446 USD|High: $2,761 USD|Avg: $1,248 USD|-27.4%
Retailer 1
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Retailer 24
October 29, 2026
Retailer 24$446 USD
Retailer 14$498 USD
Retailer 21$500 USD
Retailer 9$553 USD
Retailer 13$553 USD
Retailer 10$573 USD
Retailer 15$742 USD
Retailer 19$745 USD
Retailer 3$775 USD
Retailer 7$794 USD
Retailer 1$912 USD
Retailer 18$951 USD
Retailer 4$1,165 USD
Retailer 22$1,298 USD
Retailer 23$1,487 USD
Retailer 11$1,756 USD
Retailer 5$1,779 USD
Retailer 8$1,811 USD
Retailer 17$1,848 USD
Retailer 20$1,938 USD
Retailer 6$1,979 USD
Retailer 12$2,043 USD
Retailer 16$2,189 USD
Retailer 2$2,255 USD

13 data points across 24 retailers

23 retailers$446 USD to $4,220 USD

A
Cheapest Retailer
-
$446 USD
A
Retailer 2
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$498 USD
View
Final sale: no returns
A
Retailer 3
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$500 USD
View
A
Retailer 4
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$553 USD
View
A
Retailer 5
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$553 USD
View
A
Retailer 6
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$573 USD
£451 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
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$742 USD
View
A
Retailer 8
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$745 USD
View
A
Retailer 9
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$794 USD
View
A
Retailer 10
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$912 USD
£718 GBP
View
A
Retailer 11
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$951 USD
ZAR 15,361 ZAR
View
B+
Retailer 12
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$1,165 USD
View
B+
Retailer 13
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$1,298 USD
A$1,997 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
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$1,487 USD
View
B
Retailer 15
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$1,756 USD
SGD 2,373 SGD
View
B
Retailer 16
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$1,779 USD
View
B
Retailer 17
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$1,811 USD
View
B
Retailer 18
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$1,938 USD
View
B
Retailer 19
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$1,979 USD
View
B+
Retailer 20
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$2,043 USD
£1,609 GBP
View
B
Retailer 21
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$2,071 USD
View
B
Retailer 22
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$2,255 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
15109564A · Oct 29
$4,220 USD
View
22 more retailers have this diamond
Prices start from $446 USDSave up to $3,774 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
$446 USD