CaratHunter
Plans
Radiant|Lab Grown|IGI

3.13ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG754594346

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

Certificate IGI LG754594346

Diamond specifications and retailer prices

From £5,390 GBP
A$11,110 AUD
As of October 31, 2026
5 retailers carry this diamond
Most expensive: £5,390 GBP at Novita Diamonds
View at Novita Diamonds

About this 3.13ct lab-grown radiant diamond

This 3.13ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754594346 or 754594346. Listed at 5 retailers as of October 31, 2026. 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

3.13
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594346
Dimensions10.43 × 10.43 × 7.23 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.43 mm10.43 mm3.13 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594346
Side View
Table 64.0%Crown 42.3°Girdle: Slightly ThickPavilion 33.7°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £5,390 GBP|Low: £942 GBP|High: £7,844 GBP|Avg: £3,106 GBP|-19.6%
Novita Diamonds
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
October 31, 2026
Retailer 16£942 GBP
Retailer 7£1,028 GBP
Retailer 5£1,128 GBP
Retailer 11£1,595 GBP
Retailer 9£1,772 GBP
Retailer 6£1,796 GBP
Retailer 14£1,979 GBP
Retailer 2£1,982 GBP
Retailer 15£2,506 GBP
Retailer 3£2,836 GBP
Retailer 10£3,608 GBP
Retailer 8£3,941 GBP
Retailer 12£4,056 GBP
Novita Diamonds£5,390 GBP
Retailer 13£6,344 GBP
Retailer 4£7,687 GBP

17 data points across 16 retailers

5 retailers

Retailer 1
-
£866 GBP
$1,160 USD
Price last confirmed 23 days ago
Retailer 2
-
£1,979 GBP
$2,651 USD
View
Price last confirmed 22 days ago
Retailer 3
-
£2,077 GBP
$2,783 USD
View
Price last confirmed 31 days ago
Retailer 4
-
£4,056 GBP
$5,435 USD
View
Price last confirmed 27 days ago
Most Expensive
B
Novita Diamonds
cert_754594346 · Oct 31
£5,390 GBP
A$11,110 AUD
View
4 more retailers have this diamond

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
3.13ct Radiant
£5,390 GBP