CaratHunter
Plans
Radiant|Lab Grown|IGI

15.43ct G VVS2 Radiant Lab Grown Diamond

EX • G/VVS2 • IGI LG844656500

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

Certificate IGI LG844656500

Diamond specifications and retailer prices

From £2,271 GBP
$3,043 USD
As of October 31, 2026
Save £16,051 GBP (88%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £18,322 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 15.43ct lab-grown radiant diamond

This 15.43ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844656500 or 844656500. Listed at 3 retailers as of October 31, 2026, with prices from £2,271 to £18,322, a £16,051 spread on the same certified stone. Brilliant Earth lists it at £18,322. 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

15.43
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844656500
Dimensions17.62 × 12.30 × 8.09 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.62 mm12.30 mm15.43 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844656500
Side View
Table 67.0%Crown 45.5°Girdle: MediumPavilion 34.6°Culet: NoneDepth 65.8%

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 31
Current: £18,322 GBP|Low: £2,271 GBP|High: £19,203 GBP|Avg: £5,605 GBP|-4.6%
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3£2,271 GBP
Retailer 2£3,163 GBP
Brilliant Earth£18,322 GBP

18 data points across 3 retailers

3 retailers£2,271 GBP to £18,322 GBP

A
Cheapest Retailer
-
£2,271 GBP
$3,043 USD
Final sale: no returns
A
Retailer 2
-
£3,163 GBP
View
Most Expensive
B
Brilliant Earth
22002923A · Oct 31
£18,322 GBP
$24,550 USD
View
2 more retailers have this diamond
Prices start from £2,271 GBPSave up to £16,051 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
15.43ct Radiant
£2,271 GBP