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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 £372 GBP
$496 USD
As of October 28, 2026
Save £2,398 GBP (87%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: £2,771 GBP 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 £372 to £2,771, a £2,398 spread on the same certified stone. Brilliant Earth lists it at £2,771. 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
Colour
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: £2,771 GBP|Low: £333 GBP|High: £2,771 GBP|Avg: £973 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 11
Retailer 12
Retailer 13
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Retailer 19
October 29, 2026
Retailer 3£333 GBP
Retailer 10£372 GBP
Retailer 5£413 GBP
Retailer 7£554 GBP
Retailer 14£556 GBP
Retailer 9£594 GBP
Retailer 12£638 GBP
Retailer 2£681 GBP
Retailer 15£701 GBP
Retailer 13£710 GBP
Retailer 17£969 GBP
Retailer 19£998 GBP
Retailer 11£1,202 GBP
Retailer 8£1,310 GBP
Retailer 6£1,326 GBP
Retailer 4£1,447 GBP
Retailer 16£1,519 GBP
Retailer 18£1,693 GBP
Brilliant Earth£2,771 GBP

44 data points across 19 retailers

28 retailers£372 GBP to £2,771 GBP

A
Retailer 1
-
£333 GBP
$444 USD
Price last confirmed 18 days ago
A
Retailer 2
-
£372 GBP
$496 USD
View
Final sale: no returns
A
Retailer 3
-
£373 GBP
$497 USD
View
Price last confirmed 15 days ago
A
Retailer 4
-
£413 GBP
$550 USD
View
A
Retailer 5
-
£413 GBP
$550 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
£413 GBP
$550 USD
View
Price last confirmed 26 days ago
A
Retailer 7
-
£413 GBP
$550 USD
View
A
Retailer 8
-
£554 GBP
$738 USD
View
A
Retailer 9
-
£556 GBP
$740 USD
View
A
Retailer 10
-
£594 GBP
$791 USD
View
A
Retailer 11
-
£638 GBP
A$1,308 AUD
View
A
Retailer 12
-
£681 GBP
View
A
Retailer 13
-
£701 GBP
€889 EUR
View
A
Retailer 14
-
£710 GBP
ZAR 15,271 ZAR
View
B+
Retailer 15
-
£865 GBP
$1,152 USD
View
B+
Retailer 16
-
£969 GBP
A$1,985 AUD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
£998 GBP
$1,329 USD
View
B+
Retailer 18
-
£1,202 GBP
View
B
Retailer 19
-
£1,310 GBP
SGD 2,358 SGD
View
B+
Retailer 20
-
£1,326 GBP
A$2,717 AUD
View
Price last confirmed 28 days ago
B
Retailer 21
-
£1,328 GBP
$1,768 USD
View
Price last confirmed 21 days ago
B
Retailer 22
-
£1,352 GBP
$1,801 USD
View
B+
Retailer 23
-
£1,447 GBP
$1,927 USD
View
B
Retailer 24
-
£1,480 GBP
$1,971 USD
View
B+
Retailer 25
-
£1,519 GBP
View
B
Retailer 26
-
£1,546 GBP
$2,059 USD
View
B+
Retailer 27
-
£1,693 GBP
$2,255 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
15194016A · Oct 29
£2,771 GBP
$3,690 USD
View
27 more retailers have this diamond
Prices start from £372 GBPSave up to £2,398 GBP

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
£372 GBP