Radiant|Lab Grown|IGI

12.35ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG692596702

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

Certificate IGI LG692596702

Diamond specifications and retailer prices

From £2,216 GBP
As of November 1, 2026
Save £7,965 GBP (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £21,114 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 12.35ct lab-grown radiant diamond

This 12.35ct 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 LG692596702 or 692596702. Listed at 15 retailers as of October 31, 2026, with a 359% 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

12.35
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG692596702
Dimensions13.12 × 12.58 × 8.09 mm
L/W Ratio1.04
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.12 mm12.58 mm12.35 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG692596702
Side View
Table 64.0%Crown 42.5°Girdle: MediumPavilion 33.7°Culet: NoneDepth 64.3%

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: Nov 1
Current: £21,114 GBP|Low: £2,216 GBP|High: £21,763 GBP|Avg: £6,478 GBP|-3.0%
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
November 1, 2026
Retailer 2£2,216 GBP
Retailer 4£2,760 GBP
Retailer 9£2,761 GBP
Retailer 3£2,830 GBP
Retailer 13£3,020 GBP
Retailer 10£4,271 GBP
Retailer 11£4,285 GBP
Retailer 6£4,777 GBP
Retailer 8£4,947 GBP
Retailer 12£5,280 GBP
Retailer 15£6,889 GBP
Retailer 14£7,654 GBP
Retailer 7£9,644 GBP
Retailer 5£10,181 GBP
Brilliant Earth£21,114 GBP

37 data points across 15 retailers

15 retailers£2,216 GBP to £10,181 GBP

A
Cheapest Retailer
-
£2,216 GBP
Retailer 2
-
£2,760 GBP
$3,698 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
£2,761 GBP
$3,700 USD
View
A
Retailer 4
-
£2,830 GBP
$3,792 USD
View
Final sale: no returns
A
Retailer 5
-
£3,020 GBP
$4,047 USD
View
A
Retailer 6
-
£4,271 GBP
ZAR 92,451 ZAR
View
Retailer 7
-
£4,285 GBP
$5,742 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
£4,777 GBP
View
B+
Retailer 9
-
£4,947 GBP
€6,313 EUR
View
Retailer 10
-
£5,280 GBP
$7,075 USD
View
Price last confirmed 10 days ago
B+
Retailer 11
-
£6,889 GBP
$9,230 USD
View
B
Retailer 12
-
£7,654 GBP
$10,256 USD
View
B
Retailer 13
-
£9,644 GBP
$12,922 USD
View
B
Retailer 14
-
£10,181 GBP
$13,642 USD
View
Most Expensive
Brilliant Earth
16412350A · Oct 31
£21,114 GBP
$28,290 USD
View
Price under review
14 more retailers have this diamond
Prices start from £2,216 GBPSave up to £7,965 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
12.35ct Radiant
£2,216 GBP