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Radiant|Lab Grown|IGI

10.16ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG684511772

Shape and cutting style on the report: Cut cornered square modified brilliant

Certificate IGI LG684511772

Diamond specifications and retailer prices

From £1,685 GBP
As of October 30, 2026
Save £12,219 GBP (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £13,904 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 10.16ct lab-grown radiant diamond

This 10.16ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG684511772 or 684511772. Listed at 14 retailers as of October 30, 2026, with prices from £1,685 to £13,904, a £12,219 spread on the same certified stone. Brilliant Earth lists it at £13,904. 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

10.16
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.8°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG684511772
Dimensions12.06 × 11.84 × 8.28 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.06 mm11.84 mm10.16 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG684511772
Side View
Table 66.0%Crown 40.8°Girdle: STK-THKPavilion 39.5°Culet: NoneDepth 69.9%

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 30
Current: £13,904 GBP|Low: £1,680 GBP|High: £17,009 GBP|Avg: £4,826 GBP|-18.3%
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 30, 2026
Retailer 2£1,685 GBP
Retailer 3£1,917 GBP
Retailer 9£2,008 GBP
Retailer 7£2,016 GBP
Retailer 13£2,236 GBP
Retailer 8£2,915 GBP
Retailer 11£2,942 GBP
Retailer 10£3,343 GBP
Retailer 5£3,571 GBP
Retailer 12£4,444 GBP
Retailer 15£5,028 GBP
Retailer 14£5,334 GBP
Retailer 6£6,581 GBP
Retailer 4£9,198 GBP
Brilliant Earth£13,904 GBP

37 data points across 15 retailers

14 retailers£1,685 GBP to £13,904 GBP

A
Cheapest Retailer
-
£1,685 GBP
A
Retailer 2
-
£1,917 GBP
$2,569 USD
View
Final sale: no returns
A
Retailer 3
-
£2,008 GBP
$2,690 USD
View
A
Retailer 4
-
£2,236 GBP
$2,996 USD
View
A
Retailer 5
-
£2,915 GBP
ZAR 63,093 ZAR
View
Retailer 6
-
£2,942 GBP
$3,942 USD
View
Price last confirmed 7 days ago
Retailer 7
-
£3,343 GBP
€4,266 EUR
View
Price last confirmed 7 days ago
B+
Retailer 8
-
£3,571 GBP
View
Retailer 9
-
£4,444 GBP
$5,955 USD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
£5,028 GBP
$6,737 USD
View
B+
Retailer 11
-
£5,334 GBP
$7,147 USD
View
B
Retailer 12
-
£6,581 GBP
$8,818 USD
View
B
Retailer 13
-
£9,198 GBP
$12,324 USD
View
Most Expensive
B
Brilliant Earth
16342065A · Oct 30
£13,904 GBP
$18,630 USD
View
13 more retailers have this diamond
Prices start from £1,685 GBPSave up to £12,219 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
10.16ct Radiant
£1,685 GBP