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Radiant|Lab Grown|IGI

1.45ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG561253257

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

Certificate IGI LG561253257

Diamond specifications and retailer prices

From $1,282 NZD
£568 GBP
As of November 2, 2026
Save $179 NZD (12%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,461 NZD at B2C Jewels · As of November 2, 2026
View at B2C Jewels

About this 1.45ct lab-grown radiant diamond

This 1.45ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG561253257 or 561253257. Listed at 2 retailers as of November 2, 2026, with a relatively tight 14% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG561253257
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
Culet sizePointed
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
10.37 mm7.13 mm1.45 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG561253257
Side View
Table 65.0%Crown 42.7°Girdle: MediumPavilionCulet: NoneDepth 69.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: $1,461 NZD|Low: $277 NZD|High: $3,412 NZD|Avg: $1,722 NZD|+30.5%
B2C Jewels
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
Retailer 16
September 23, 2026
Retailer 2$277 NZD
Retailer 8$517 NZD
Retailer 15$679 NZD
Retailer 14$772 NZD
Retailer 9$839 NZD
Retailer 12$1,093 NZD
Retailer 3$1,239 NZD
B2C Jewels$1,461 NZD
Retailer 5$1,767 NZD
Retailer 6$1,788 NZD
Retailer 13$1,831 NZD
Retailer 10$2,382 NZD
Retailer 11$2,382 NZD
Retailer 16$2,691 NZD
Retailer 7$3,181 NZD
Retailer 4$3,412 NZD

61 data points across 16 retailers

2 retailers$1,282 NZD to $1,461 NZD

B+
Cheapest Retailer
-
$1,282 NZD
£568 GBP
Most Expensive
B
B2C Jewels
21828845 · Nov 2
$1,461 NZD
$822 USD
View
1 more retailer has this diamond
Prices start from $1,282 NZDSave up to $179 NZD

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+
1.45ct Radiant
$1,282 NZD