Radiant|Lab Grown|IGI

1.24ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG657423900

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

Certificate IGI LG657423900

Diamond specifications and retailer prices

From $419 NZD
£185 GBP
As of October 27, 2026
Save $932 NZD (69%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,788 NZD at Flawless Fine Jewelry · As of October 25, 2026
View at Flawless Fine Jewelry

About this 1.24ct lab-grown radiant diamond

This 1.24ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG657423900 or 657423900. Listed at 20 retailers as of October 27, 2026, with a 223% 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

1.24
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle44.6°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG657423900
Dimensions7.22 × 5.34 × 3.64 mm
L/W Ratio1.35
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.22 mm5.34 mm1.24 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG657423900
Side View
Table 69.0%Crown 44.6°Girdle: Slightly ThickPavilion 32.6°Culet: NoneDepth 68.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: $1,788 NZD|Low: $263 NZD|High: $1,788 NZD|Avg: $821 NZD
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 27, 2026
Retailer 17$275 NZD
Retailer 7$318 NZD
Retailer 3$341 NZD
Retailer 10$341 NZD
Retailer 2$419 NZD
Retailer 15$576 NZD
Retailer 12$592 NZD
Retailer 5$624 NZD
Retailer 14$648 NZD
Retailer 9$685 NZD
Retailer 8$789 NZD
Retailer 11$789 NZD
Retailer 18$1,066 NZD
Retailer 4$1,095 NZD
Retailer 6$1,121 NZD
Retailer 16$1,157 NZD
Retailer 19$1,351 NZD
Retailer 13$1,596 NZD
Flawless Fine Jewelry$1,788 NZD

37 data points across 19 retailers

20 retailers$419 NZD to $1,351 NZD

Retailer 1
-
$275 NZD
$155 USD
Price last confirmed 10 days ago
Retailer 2
-
$318 NZD
$179 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$341 NZD
$192 USD
View
Price last confirmed 9 days ago
Retailer 4
-
$341 NZD
$192 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$419 NZD
£185 GBP
View
Retailer 6
-
$576 NZD
ZAR 5,236 ZAR
View
Price last confirmed 11 days ago
A
Retailer 7
-
$592 NZD
£262 GBP
View
Retailer 8
-
$624 NZD
$351 USD
View
Price last confirmed 8 days ago
Retailer 9
-
$685 NZD
£304 GBP
View
Price last confirmed 25 days ago
A
Retailer 10
-
$789 NZD
$444 USD
View
Retailer 11
-
$789 NZD
$444 USD
View
Price last confirmed 7 days ago
Retailer 12
-
$1,066 NZD
$600 USD
View
Price last confirmed 12 days ago
Retailer 13
-
$1,095 NZD
$616 USD
View
Price last confirmed 8 days ago
Retailer 14
-
$1,121 NZD
$631 USD
View
Price last confirmed 7 days ago
Retailer 15
-
$1,157 NZD
$651 USD
View
Price last confirmed 8 days ago
B+
Retailer 16
-
$1,194 NZD
$672 USD
View
B+
Retailer 17
-
$1,310 NZD
£580 GBP
View
B+
Retailer 18
-
$1,351 NZD
$760 USD
View
Retailer 19
-
$1,596 NZD
£707 GBP
View
Price last confirmed 7 days ago
Most Expensive
Flawless Fine Jewelry
DCCAB5206 · Oct 25
$1,788 NZD
£792 GBP
View
Price last confirmed 8 days ago
19 more retailers have this diamond
Prices start from $419 NZDSave up to $932 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.

A
1.24ct Radiant
$419 NZD