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Radiant|Lab Grown|IGI

0.72ct F SI1 Radiant Lab Grown Diamond

GD • F/SI1 • IGI LG418027243

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

Certificate IGI LG418027243

Diamond specifications and retailer prices

From £97 GBP
$130 USD
As of November 2, 2026
Save £835 GBP (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £931 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 0.72ct lab-grown radiant diamond

This 0.72ct lab-grown radiant sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG418027243 or 418027243. Listed at 15 retailers as of November 2, 2026, with prices from £97 to £931, a £835 spread on the same certified stone. Do Amore Diamonds lists it at £931. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.72
Carat
F
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG418027243
Dimensions6.12 × 4.48 × 3.05 mm
L/W Ratio1.37
Culet sizePointed
Cert comments
This Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa
Top View
6.12 mm4.48 mm0.72 ctF / SI1
OriginLab Grown
CutGood
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG418027243
Side View
Table 64.5%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 68.1%

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: Nov 2
Current: £228 GBP|Low: £93 GBP|High: £627 GBP|Avg: £269 GBP|+4.6%
Retailer 1
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 3, 2026
Retailer 12£97 GBP
Retailer 4£108 GBP
Retailer 2£113 GBP
Retailer 3£120 GBP
Retailer 13£120 GBP
Retailer 10£160 GBP
Retailer 1£228 GBP
Retailer 15£228 GBP
Retailer 7£264 GBP
Retailer 5£278 GBP
Retailer 9£328 GBP
Retailer 11£408 GBP
Retailer 14£426 GBP
Retailer 6£474 GBP
Retailer 8£619 GBP

44 data points across 15 retailers

15 retailers£97 GBP to £931 GBP

A
Cheapest Retailer
-
£97 GBP
$130 USD
B+
Retailer 2
-
£108 GBP
$145 USD
View
Final sale: no returns
B+
Retailer 3
-
£113 GBP
$151 USD
View
B+
Retailer 4
-
£120 GBP
$161 USD
View
Retailer 5
-
£120 GBP
$161 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£160 GBP
$215 USD
View
B+
Retailer 7
-
£228 GBP
View
B+
Retailer 8
-
£228 GBP
$306 USD
View
B+
Retailer 9
-
£278 GBP
$373 USD
View
B
Retailer 10
-
£328 GBP
$440 USD
View
B
Retailer 11
-
£408 GBP
$547 USD
View
B
Retailer 12
-
£426 GBP
$571 USD
View
C
Retailer 13
-
£556 GBP
$746 USD
View
B
Retailer 14
-
£619 GBP
View
Most Expensive
C
Do Amore Diamonds
27-6CB7C3110 · Nov 2
£931 GBP
$1,250 USD
View
14 more retailers have this diamond
Prices start from £97 GBPSave up to £835 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
0.72ct Radiant
£97 GBP