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 $1,959 USD
As of October 30, 2026
Save $1,166 USD (37%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,313 USD at Flawless Fine Jewelry · As of October 31, 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 30, 2026, with a 60% 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
Color
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
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Price History

Last verified: Oct 30
Current: $4,313 USD|Low: $1,770 USD|High: $6,567 USD|Avg: $3,212 USD
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 31, 2026
Retailer 7$1,770 USD
Retailer 12$1,959 USD
Retailer 4$2,131 USD
Retailer 6$2,192 USD
Retailer 5$2,272 USD
Retailer 13$2,272 USD
Retailer 10$2,440 USD
Retailer 8$2,983 USD
Retailer 3$3,123 USD
Retailer 2$3,125 USD
Retailer 15$3,557 USD
Retailer 11$3,731 USD
Flawless Fine Jewelry$4,313 USD
Retailer 14$6,122 USD
Retailer 9$6,524 USD

44 data points across 15 retailers

15 retailers$1,959 USD to $3,125 USD

B
Cheapest Retailer
-
$1,959 USD
B
Retailer 2
-
$2,131 USD
View
B
Retailer 3
-
$2,192 USD
View
Final sale: no returns
Retailer 4
-
$2,272 USD
View
Price last confirmed 20 days ago
B
Retailer 5
-
$2,272 USD
View
B
Retailer 6
-
$2,440 USD
View
B
Retailer 7
-
$2,983 USD
£2,349 GBP
View
B
Retailer 8
-
$3,123 USD
View
B
Retailer 9
-
$3,125 USD
£2,461 GBP
View
Retailer 10
-
$3,557 USD
View
Price under review
Retailer 11
-
$3,731 USD
View
Price under review
Most Expensive
Flawless Fine Jewelry
204786A93 · Oct 31
$4,313 USD
£3,396 GBP
View
Price under review
11 more retailers have this diamond
Prices start from $1,959 USDSave up to $1,166 USD

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
$1,959 USD