Oval|Lab Grown|IGI

11.13ct I VS1 Oval Lab Grown Diamond

ID • I/VS1 • IGI LG605361992

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG605361992

Diamond specifications and retailer prices

From £3,999 GBP
As of October 30, 2026
Save £3,685 GBP (48%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £17,450 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 11.13ct lab-grown oval diamond

This 11.13ct lab-grown oval sits in the over five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG605361992 or 605361992. Listed at 14 retailers as of October 29, 2026, with a 92% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

11.13
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605361992
Dimensions18.18 × 12.60 × 7.78 mm
L/W Ratio1.44
Girdle conditionFaceted
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
18.18 mm12.60 mm11.13 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605361992
Side View
Table 61.0%Crown 34.9°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £3,999 GBP|Low: £3,986 GBP|High: £17,450 GBP|Avg: £6,780 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
October 30, 2026
Retailer 1£3,999 GBP
Retailer 7£4,279 GBP
Retailer 11£4,793 GBP
Retailer 6£4,963 GBP
Retailer 8£4,965 GBP
Retailer 10£4,965 GBP
Retailer 5£6,006 GBP
Retailer 3£6,077 GBP
Retailer 2£7,063 GBP
Retailer 9£7,663 GBP
Retailer 4£7,684 GBP
Taylor and Hart£17,450 GBP

24 data points across 12 retailers

14 retailers£3,999 GBP to £7,684 GBP

B+
Cheapest Retailer
-
£3,999 GBP
B+
Retailer 2
-
£4,279 GBP
$5,734 USD
View
B+
Retailer 3
-
£4,485 GBP
$6,009 USD
View
B
Retailer 4
-
£4,793 GBP
$6,422 USD
View
Final sale: no returns
B+
Retailer 5
-
£4,963 GBP
$6,650 USD
View
B
Retailer 6
-
£4,965 GBP
$6,652 USD
View
Retailer 7
-
£4,965 GBP
$6,652 USD
View
Price last confirmed 19 days ago
B
Retailer 8
-
£5,893 GBP
$7,896 USD
View
B
Retailer 9
-
£6,006 GBP
$8,048 USD
View
B
Retailer 10
-
£6,077 GBP
$8,142 USD
View
B
Retailer 11
-
£7,063 GBP
View
B
Retailer 12
-
£7,663 GBP
$10,268 USD
View
B
Retailer 13
-
£7,684 GBP
ZAR 166,336 ZAR
View
Most Expensive
Taylor and Hart
LA3GCXF · Oct 30
£17,450 GBP
$23,381 USD
View
Price under review
13 more retailers have this diamond
Prices start from £3,999 GBPSave up to £3,685 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.

B+
11.13ct Oval
£3,999 GBP