CaratHunter
Plans
Radiant|Lab Grown|IGI

1.55ct F VS2 Radiant Lab Grown Diamond

EX • F/VS2 • IGI LG758586097

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

Certificate IGI LG758586097

Diamond specifications and retailer prices

From £433 GBP
As of October 29, 2026
Save £559 GBP (56%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £993 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG758586097 or 758586097. Listed at 5 retailers as of October 29, 2026, with prices from £433 to £993, a £559 spread on the same certified stone. Brilliant Earth lists it at £993. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758586097
Dimensions7.98 × 5.73 × 3.86 mm
L/W Ratio1.39
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.98 mm5.73 mm1.55 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758586097
Side View
Table 65.0%Crown 44.4°Girdle: Slightly ThickPavilion 35.4°Culet: NoneDepth 67.4%

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 29
Current: £993 GBP|Low: £167 GBP|High: £1,044 GBP|Avg: £571 GBP|-5.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 10£167 GBP
Retailer 4£321 GBP
Retailer 8£358 GBP
Retailer 7£386 GBP
Retailer 9£418 GBP
Retailer 11£450 GBP
Retailer 3£650 GBP
Retailer 6£756 GBP
Retailer 2£821 GBP
Retailer 5£919 GBP
Brilliant Earth£993 GBP

11 data points across 11 retailers

5 retailers£433 GBP to £993 GBP

Retailer 1
-
£321 GBP
Price last confirmed 8 days ago
A
Retailer 2
-
£433 GBP
View
Retailer 3
-
£821 GBP
View
Price last confirmed 7 days ago
B
Retailer 4
-
£919 GBP
View
Most Expensive
B
Brilliant Earth
18342385Y · Oct 29
£993 GBP
$1,340 USD
View
4 more retailers have this diamond
Prices start from £433 GBPSave up to £559 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
1.55ct Radiant
£433 GBP