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Radiant|Lab Grown|IGI

1.55ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG500166073

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

Certificate IGI LG500166073

Diamond specifications and retailer prices

From £1,274 GBP
$1,710 USD
As of November 2, 2026
Save £1,040 GBP (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,191 GBP at Flawless Fine Jewelry · As of November 3, 2026
View at Flawless Fine Jewelry

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 G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG500166073 or 500166073. Listed at 15 retailers as of November 2, 2026, with a 82% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle31.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500166073
Dimensions7.77 × 5.82 × 3.84 mm
L/W Ratio1.34
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.77 mm5.82 mm1.55 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500166073
Side View
Table 64.5%Crown 43.3°Girdle: MediumPavilion 31.4°Culet: NoneDepth 66.0%

Caratlytics Score

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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: Nov 2
Current: £3,191 GBP|Low: £1,274 GBP|High: £4,863 GBP|Avg: £2,606 GBP
Flawless Fine Jewelry
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
November 3, 2026
Retailer 10£1,274 GBP
Retailer 9£1,450 GBP
Retailer 3£1,578 GBP
Retailer 4£1,625 GBP
Retailer 11£1,683 GBP
Retailer 5£1,807 GBP
Retailer 14£2,312 GBP
Retailer 2£2,314 GBP
Retailer 13£2,634 GBP
Retailer 8£2,762 GBP
Flawless Fine Jewelry£3,191 GBP
Retailer 12£4,534 GBP
Retailer 6£4,553 GBP
Retailer 7£4,805 GBP

44 data points across 14 retailers

15 retailers£1,274 GBP to £2,314 GBP

B
Cheapest Retailer
-
£1,274 GBP
$1,710 USD
B
Retailer 2
-
£1,450 GBP
$1,946 USD
View
B
Retailer 3
-
£1,578 GBP
$2,118 USD
View
B
Retailer 4
-
£1,625 GBP
$2,180 USD
View
Final sale: no returns
B
Retailer 5
-
£1,683 GBP
$2,258 USD
View
Retailer 6
-
£1,683 GBP
$2,258 USD
View
Price last confirmed 23 days ago
B
Retailer 7
-
£1,807 GBP
$2,425 USD
View
B
Retailer 8
-
£2,312 GBP
$3,103 USD
View
B
Retailer 9
-
£2,314 GBP
View
Retailer 10
-
£2,634 GBP
$3,535 USD
View
Price under review
Retailer 11
-
£2,762 GBP
$3,707 USD
View
Price under review
Most Expensive
Flawless Fine Jewelry
0B6060D29 · Nov 3
£3,191 GBP
View
Price under review
11 more retailers have this diamond
Prices start from £1,274 GBPSave up to £1,040 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.

B
1.55ct Radiant
£1,274 GBP