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Oval|Lab Grown|IGI

11.11ct H VS1 Oval Lab Grown Diamond

ID • H/VS1 • IGI LG577394212

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG577394212

Diamond specifications and retailer prices

From £1,480 GBP
$1,983 USD
As of October 29, 2026
Save £9,245 GBP (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £10,725 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 11.11ct lab-grown oval diamond

This 11.11ct lab-grown oval sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG577394212 or 577394212. Listed at 19 retailers as of October 29, 2026, with prices from £1,480 to £10,725, a £9,245 spread on the same certified stone. Brilliant Earth lists it at £10,725. 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

11.11
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577394212
Dimensions17.60 × 12.48 × 7.73 mm
L/W Ratio1.41
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
17.60 mm12.48 mm11.11 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577394212
Side View
Table 59.0%Crown 37.7°Girdle: MED-THKPavilion 39.1°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
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 29
Current: £10,725 GBP|Low: £1,183 GBP|High: £12,031 GBP|Avg: £3,441 GBP|-10.9%
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
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 16£1,480 GBP
Retailer 3£1,611 GBP
Retailer 5£1,657 GBP
Retailer 17£1,717 GBP
Retailer 15£1,840 GBP
Retailer 4£2,114 GBP
Retailer 18£2,360 GBP
Retailer 11£2,442 GBP
Retailer 14£2,549 GBP
Retailer 12£2,573 GBP
Retailer 2£2,658 GBP
Retailer 13£3,186 GBP
Retailer 6£3,253 GBP
Retailer 7£4,232 GBP
Retailer 8£4,439 GBP
Retailer 9£4,899 GBP
Retailer 10£6,009 GBP
Brilliant Earth£10,725 GBP

36 data points across 18 retailers

19 retailers£1,480 GBP to £10,725 GBP

A
Cheapest Retailer
-
£1,480 GBP
$1,983 USD
A
Retailer 2
-
£1,611 GBP
$2,158 USD
View
A
Retailer 3
-
£1,657 GBP
$2,220 USD
View
Final sale: no returns
A
Retailer 4
-
£1,717 GBP
$2,300 USD
View
Retailer 5
-
£1,717 GBP
$2,300 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
£1,840 GBP
$2,465 USD
View
A
Retailer 7
-
£2,114 GBP
$2,832 USD
View
A
Retailer 8
-
£2,360 GBP
$3,162 USD
View
B+
Retailer 9
-
£2,442 GBP
$3,272 USD
View
A
Retailer 10
-
£2,549 GBP
$3,416 USD
View
A
Retailer 11
-
£2,573 GBP
€3,284 EUR
View
A
Retailer 12
-
£2,658 GBP
ZAR 57,533 ZAR
View
Retailer 13
-
£3,186 GBP
A$6,568 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
£3,253 GBP
View
B+
Retailer 15
-
£4,232 GBP
$5,671 USD
View
B+
Retailer 16
-
£4,439 GBP
$5,948 USD
View
B
Retailer 17
-
£4,899 GBP
$6,564 USD
View
B
Retailer 18
-
£6,009 GBP
$8,052 USD
View
Most Expensive
B
Brilliant Earth
10790791A · Oct 29
£10,725 GBP
$14,370 USD
View
18 more retailers have this diamond
Prices start from £1,480 GBPSave up to £9,245 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
11.11ct Oval
£1,480 GBP