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Oval|Lab Grown|IGI

1.59ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG700515365

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG700515365

Diamond specifications and retailer prices

From £476 GBP
$634 USD
As of October 28, 2026
Save £2,993 GBP (86%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £3,469 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 LG700515365 or 700515365. Listed at 26 retailers as of October 28, 2026, with prices from £476 to £3,469, a £2,993 spread on the same certified stone. Brilliant Earth lists it at £3,469. 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 angle35.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700515365
Dimensions9.26 × 6.71 × 4.12 mm
L/W Ratio1.38
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
9.26 mm6.71 mm1.59 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700515365
Side View
Table 59.0%Crown 35.3°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.4%

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: £3,469 GBP|Low: £426 GBP|High: £3,469 GBP|Avg: £1,242 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 4£426 GBP
Retailer 7£528 GBP
Retailer 15£528 GBP
Retailer 8£546 GBP
Retailer 11£608 GBP
Retailer 5£706 GBP
Retailer 9£770 GBP
Retailer 2£823 GBP
Retailer 10£907 GBP
Retailer 3£1,309 GBP
Retailer 12£1,616 GBP
Retailer 14£1,738 GBP
Retailer 6£1,832 GBP
Retailer 13£2,294 GBP
Brilliant Earth£3,469 GBP

35 data points across 15 retailers

26 retailers£476 GBP to £3,469 GBP

A
Retailer 1
-
£426 GBP
$567 USD
Price last confirmed 18 days ago
A
Retailer 2
-
£476 GBP
$634 USD
View
Final sale: no returns
A
Retailer 3
-
£477 GBP
$635 USD
View
Price last confirmed 15 days ago
A
Retailer 4
-
£528 GBP
$703 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
£528 GBP
$703 USD
View
A
Retailer 6
-
£528 GBP
$703 USD
View
Price last confirmed 13 days ago
A
Retailer 7
-
£546 GBP
View
A
Retailer 8
-
£608 GBP
$810 USD
View
A
Retailer 9
-
£691 GBP
$920 USD
View
A
Retailer 10
-
£706 GBP
$940 USD
View
B+
Retailer 11
-
£770 GBP
A$1,578 AUD
View
B+
Retailer 12
-
£823 GBP
View
B+
Retailer 13
-
£905 GBP
$1,205 USD
View
B+
Retailer 14
-
£907 GBP
ZAR 19,506 ZAR
View
B+
Retailer 15
-
£1,309 GBP
$1,743 USD
View
B+
Retailer 16
-
£1,388 GBP
$1,848 USD
View
Price last confirmed 22 days ago
B
Retailer 17
-
£1,534 GBP
View
B
Retailer 18
-
£1,616 GBP
€2,050 EUR
View
B
Retailer 19
-
£1,664 GBP
SGD 2,994 SGD
View
B
Retailer 20
-
£1,699 GBP
$2,262 USD
View
B
Retailer 21
-
£1,710 GBP
$2,277 USD
View
B+
Retailer 22
-
£1,738 GBP
$2,315 USD
View
Price last confirmed 10 days ago
B
Retailer 23
-
£1,775 GBP
$2,363 USD
View
B
Retailer 24
-
£1,832 GBP
$2,439 USD
View
B
Retailer 25
-
£2,294 GBP
View
Most Expensive
B
Brilliant Earth
15189129A · Oct 29
£3,469 GBP
$4,620 USD
View
25 more retailers have this diamond
Prices start from £476 GBPSave up to £2,993 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
£476 GBP