CaratHunter
Plans
Radiant|Lab Grown|IGI

1.51ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG537213181

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

Certificate IGI LG537213181

Diamond specifications and retailer prices

From $2,968 NZD
$1,670 USD
As of October 31, 2026
Save $2,410 NZD (45%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $8,099 NZD at Flawless Fine Jewelry · As of November 2, 2026
View at Flawless Fine Jewelry

About this 1.51ct lab-grown radiant diamond

This 1.51ct 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 LG537213181 or 537213181. Listed at 16 retailers as of October 31, 2026, with a 81% 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

1.51
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle32.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG537213181
Dimensions7.71 × 5.63 × 3.85 mm
L/W Ratio1.37
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
7.71 mm5.63 mm1.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG537213181
Side View
Table 66.5%Crown 39.6°Girdle: ThickPavilion 32.3°Culet: NoneDepth 68.4%

Caratlytics Score

How it works →
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 31
Current: $8,099 NZD|Low: $2,968 NZD|High: $11,317 NZD|Avg: $5,869 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
November 2, 2026
Retailer 11$2,968 NZD
Retailer 10$3,372 NZD
Retailer 4$3,668 NZD
Retailer 6$3,775 NZD
Retailer 5$3,910 NZD
Retailer 12$3,910 NZD
Retailer 2$5,118 NZD
Retailer 7$5,378 NZD
Retailer 14$6,125 NZD
Retailer 9$6,421 NZD
Retailer 3$7,330 NZD
Flawless Fine Jewelry$8,099 NZD
Retailer 13$10,536 NZD
Retailer 8$11,168 NZD

44 data points across 14 retailers

16 retailers$2,968 NZD to $5,378 NZD

B
Cheapest Retailer
-
$2,968 NZD
$1,670 USD
B
Retailer 2
-
$3,372 NZD
$1,897 USD
View
B
Retailer 3
-
$3,668 NZD
$2,064 USD
View
B
Retailer 4
-
$3,775 NZD
$2,124 USD
View
Final sale: no returns
Retailer 5
-
$3,910 NZD
$2,200 USD
View
Price last confirmed 22 days ago
B
Retailer 6
-
$3,910 NZD
$2,200 USD
View
B
Retailer 7
-
$4,212 NZD
$2,370 USD
View
B
Retailer 8
-
$5,118 NZD
£2,267 GBP
View
B
Retailer 9
-
$5,378 NZD
£2,382 GBP
View
Retailer 10
-
$6,125 NZD
$3,446 USD
View
Price under review
Retailer 11
-
$6,421 NZD
$3,613 USD
View
Price under review
Retailer 12
-
$7,330 NZD
$4,124 USD
View
Price under review
Most Expensive
Flawless Fine Jewelry
CE2002B56 · Nov 2
$8,099 NZD
£3,588 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $2,968 NZDSave up to $2,410 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
1.51ct Radiant
$2,968 NZD