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Radiant|Lab Grown|IGI

1.51ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG826699205

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

Certificate IGI LG826699205

Diamond specifications and retailer prices

From $428 NZD
$241 USD
As of October 30, 2026
Save $2,126 NZD (83%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,554 NZD at Frank Darling · As of October 31, 2026
View at Frank Darling

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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826699205 or 826699205. Listed at 6 retailers as of October 30, 2026, with prices from $428 to $2,554, a $2,126 spread on the same certified stone. Frank Darling lists it at $2,554. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle56.3°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826699205
Dimensions8.14 × 5.63 × 3.82 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.14 mm5.63 mm1.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826699205
Side View
Table 65.0%Crown 56.3°Girdle: MediumPavilion 37.6°Culet: NoneDepth 67.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,554 NZD|Low: $428 NZD|High: $3,797 NZD|Avg: $1,436 NZD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 28, 2026
Retailer 2$428 NZD
Retailer 10$631 NZD
Retailer 5$649 NZD
Retailer 4$704 NZD
Retailer 12$914 NZD
Retailer 9$988 NZD
Retailer 7$1,189 NZD
Retailer 8$1,774 NZD
Retailer 6$1,836 NZD
Retailer 3$2,042 NZD
Frank Darling$2,554 NZD
Retailer 11$3,797 NZD

18 data points across 12 retailers

6 retailers$428 NZD to $2,554 NZD

A
Cheapest Retailer
-
$428 NZD
$241 USD
Final sale: no returns
B+
Retailer 2
-
$649 NZD
$366 USD
View
Retailer 3
-
$1,189 NZD
$670 USD
View
Price last confirmed 18 days ago
Retailer 4
-
$1,774 NZD
$1,000 USD
View
Price last confirmed 25 days ago
Retailer 5
-
$1,836 NZD
$1,035 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Frank Darling
100193695757KD · Oct 31
$2,554 NZD
$1,439 USD
View
5 more retailers have this diamond
Prices start from $428 NZDSave up to $2,126 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
1.51ct Radiant
$428 NZD