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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 $3,490 NZD
$1,959 USD
As of October 27, 2026
Save $2,074 NZD (37%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,683 NZD 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: $7,683 NZD|Low: $3,153 NZD|High: $11,699 NZD|Avg: $5,714 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
October 29, 2026
Retailer 7$3,153 NZD
Retailer 12$3,490 NZD
Retailer 4$3,796 NZD
Retailer 6$3,905 NZD
Retailer 5$4,048 NZD
Retailer 13$4,048 NZD
Retailer 10$4,347 NZD
Retailer 8$5,328 NZD
Retailer 9$5,534 NZD
Retailer 3$5,564 NZD
Retailer 15$6,337 NZD
Retailer 11$6,647 NZD
Flawless Fine Jewelry$7,683 NZD
Retailer 14$10,906 NZD
Retailer 2$11,622 NZD

43 data points across 15 retailers

15 retailers$3,490 NZD to $5,564 NZD

B
Cheapest Retailer
-
$3,490 NZD
$1,959 USD
B
Retailer 2
-
$3,796 NZD
$2,131 USD
View
B
Retailer 3
-
$3,905 NZD
$2,192 USD
View
Final sale: no returns
B
Retailer 4
-
$4,048 NZD
$2,272 USD
View
Price last confirmed 18 days ago
B
Retailer 5
-
$4,048 NZD
$2,272 USD
View
B
Retailer 6
-
$4,347 NZD
$2,440 USD
View
B
Retailer 7
-
$5,328 NZD
£2,355 GBP
View
B
Retailer 8
-
$5,534 NZD
£2,446 GBP
View
B
Retailer 9
-
$5,564 NZD
$3,123 USD
View
B
Retailer 10
-
$6,337 NZD
$3,557 USD
View
Price under review
B
Retailer 11
-
$6,647 NZD
$3,731 USD
View
Price under review
Most Expensive
B
Flawless Fine Jewelry
204786A93 · Oct 29
$7,683 NZD
£3,396 GBP
View
Price under review
11 more retailers have this diamond
Prices start from $3,490 NZDSave up to $2,074 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
1.56ct Radiant
$3,490 NZD