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Radiant|Lab Grown|IGI

1.56ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG537241678

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

Certificate IGI LG537241678

Diamond specifications and retailer prices

From £1,474 GBP
$1,959 USD
As of October 27, 2026
Save £876 GBP (37%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,246 GBP at Flawless Fine Jewelry · As of October 29, 2026
View at Flawless Fine Jewelry

About this 1.56ct lab-grown radiant diamond

This 1.56ct 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 LG537241678 or 537241678. Listed at 15 retailers as of October 27, 2026, with a 59% 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

1.56
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG537241678
Dimensions8.32 × 5.80 × 3.76 mm
L/W Ratio1.43
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
8.32 mm5.80 mm1.56 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG537241678
Side View
Table 65.5%Crown 44.5°Girdle: MediumPavilion 33.3°Culet: NoneDepth 64.8%

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: Oct 27
Current: £3,246 GBP|Low: £1,332 GBP|High: £4,942 GBP|Avg: £2,414 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
Retailer 15
October 29, 2026
Retailer 7£1,332 GBP
Retailer 12£1,474 GBP
Retailer 4£1,604 GBP
Retailer 6£1,650 GBP
Retailer 5£1,710 GBP
Retailer 13£1,710 GBP
Retailer 10£1,836 GBP
Retailer 8£2,251 GBP
Retailer 9£2,338 GBP
Retailer 3£2,350 GBP
Retailer 15£2,677 GBP
Retailer 11£2,808 GBP
Flawless Fine Jewelry£3,246 GBP
Retailer 14£4,607 GBP
Retailer 2£4,910 GBP

43 data points across 15 retailers

15 retailers£1,474 GBP to £2,350 GBP

B
Cheapest Retailer
-
£1,474 GBP
$1,959 USD
B
Retailer 2
-
£1,604 GBP
$2,131 USD
View
B
Retailer 3
-
£1,650 GBP
$2,192 USD
View
Final sale: no returns
B
Retailer 4
-
£1,710 GBP
$2,272 USD
View
Price last confirmed 18 days ago
B
Retailer 5
-
£1,710 GBP
$2,272 USD
View
B
Retailer 6
-
£1,836 GBP
$2,440 USD
View
B
Retailer 7
-
£2,251 GBP
View
B
Retailer 8
-
£2,338 GBP
View
B
Retailer 9
-
£2,350 GBP
$3,123 USD
View
B
Retailer 10
-
£2,677 GBP
$3,557 USD
View
Price under review
B
Retailer 11
-
£2,808 GBP
$3,731 USD
View
Price under review
Most Expensive
B
Flawless Fine Jewelry
204786A93 · Oct 29
£3,246 GBP
View
Price under review
11 more retailers have this diamond
Prices start from £1,474 GBPSave up to £876 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
1.56ct Radiant
£1,474 GBP