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Oval|Lab Grown|IGI

11.85ct E VS2 Oval Lab Grown Diamond

ID • E/VS2 • IGI LG587389610

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG587389610

Diamond specifications and retailer prices

From £1,429 GBP
As of October 27, 2026
Save £15,662 GBP (92%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £17,091 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 11.85ct lab-grown oval diamond

This 11.85ct lab-grown oval sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG587389610 or 587389610. Listed at 12 retailers as of October 27, 2026, with prices from £1,429 to £17,091, a £15,662 spread on the same certified stone. Brilliant Earth lists it at £17,091. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

11.85
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG587389610
Dimensions18.51 × 12.89 × 8.07 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
18.51 mm12.89 mm11.85 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG587389610
Side View
Table 57.0%Crown 35.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: £18,546 GBP|Low: £1,429 GBP|High: £18,546 GBP|Avg: £7,741 GBP
Brilliant Earth
Retailer 2
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Retailer 21
November 1, 2026
Retailer 20£1,429 GBP
Retailer 15£2,014 GBP
Retailer 21£2,536 GBP
Retailer 9£2,770 GBP
Retailer 2£2,977 GBP
Retailer 16£3,055 GBP
Retailer 8£3,066 GBP
Retailer 7£3,655 GBP
Retailer 17£4,220 GBP
Retailer 19£4,250 GBP
Retailer 5£4,432 GBP
Retailer 3£5,883 GBP
Retailer 6£6,137 GBP
Retailer 13£7,754 GBP
Retailer 4£8,561 GBP
Retailer 18£9,531 GBP
Retailer 12£12,613 GBP
Retailer 10£13,979 GBP
Retailer 11£16,777 GBP
Retailer 14£16,777 GBP
Brilliant Earth£18,546 GBP

10 data points across 21 retailers

12 retailers£1,429 GBP to £17,091 GBP

A
Cheapest Retailer
-
£1,429 GBP
A
Retailer 2
-
£2,014 GBP
$2,698 USD
View
B+
Retailer 3
-
£2,536 GBP
$3,398 USD
View
B+
Retailer 4
-
£2,977 GBP
View
A
Retailer 5
-
£3,055 GBP
$4,094 USD
View
B+
Retailer 6
-
£4,220 GBP
View
B+
Retailer 7
-
£4,432 GBP
$5,939 USD
View
B
Retailer 8
-
£5,883 GBP
$7,883 USD
View
B
Retailer 9
-
£7,754 GBP
$10,390 USD
View
B
Retailer 10
-
£8,561 GBP
$11,471 USD
View
B
Retailer 11
-
£9,531 GBP
$12,770 USD
View
Most Expensive
B
Brilliant Earth
22300783A · Oct 31
£17,091 GBP
$22,900 USD
View
11 more retailers have this diamond
Prices start from £1,429 GBPSave up to £15,662 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
11.85ct Oval
£1,429 GBP