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Radiant|Lab Grown|IGI

1.28ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG813657649

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

Certificate IGI LG813657649

Diamond specifications and retailer prices

From $397 NZD
$223 USD
As of October 27, 2026
Save $1,679 NZD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,076 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG813657649 or 813657649. Listed at 21 retailers as of October 27, 2026, with prices from $397 to $2,076, a $1,679 spread on the same certified stone. MOH London lists it at $2,076. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.6°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813657649
Dimensions7.30 × 5.46 × 3.72 mm
L/W Ratio1.34
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.30 mm5.46 mm1.28 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813657649
Side View
Table 67.0%Crown 25.6°Girdle: Slightly ThickPavilion 36.4°Culet: NoneDepth 68.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $2,076 NZD|Low: $386 NZD|High: $2,078 NZD|Avg: $1,054 NZD|+3.5%
MOH London
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
October 29, 2026
Retailer 5$397 NZD
Retailer 10$442 NZD
Retailer 8$758 NZD
Retailer 4$767 NZD
Retailer 13$774 NZD
Retailer 2$807 NZD
Retailer 6$855 NZD
Retailer 14$1,015 NZD
Retailer 9$1,079 NZD
Retailer 11$1,140 NZD
Retailer 12$1,175 NZD
Retailer 3$1,514 NZD
Retailer 7$1,727 NZD
MOH London$2,076 NZD

40 data points across 14 retailers

21 retailers$397 NZD to $2,076 NZD

A
Retailer 1
-
$345 NZD
$194 USD
Price last confirmed 29 days ago
A
Retailer 2
-
$354 NZD
$199 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
$397 NZD
$223 USD
View
Final sale: no returns
A
Retailer 4
-
$401 NZD
$225 USD
View
Price last confirmed 32 days ago
A
Retailer 5
-
$424 NZD
$238 USD
View
Price last confirmed 30 days ago
A
Retailer 6
-
$440 NZD
$247 USD
View
Price last confirmed 21 days ago
A
Retailer 7
-
$440 NZD
$247 USD
View
Price last confirmed 21 days ago
A
Retailer 8
-
$758 NZD
ZAR 6,878 ZAR
View
A
Retailer 9
-
$767 NZD
$431 USD
View
A
Retailer 10
-
$774 NZD
€414 EUR
View
A
Retailer 11
-
$807 NZD
£357 GBP
View
A
Retailer 12
-
$855 NZD
$480 USD
View
B+
Retailer 13
-
$1,015 NZD
$570 USD
View
B+
Retailer 14
-
$1,079 NZD
A$932 AUD
View
B+
Retailer 15
-
$1,140 NZD
$640 USD
View
B+
Retailer 16
-
$1,175 NZD
$660 USD
View
Price last confirmed 10 days ago
B
Retailer 17
-
$1,412 NZD
$793 USD
View
Price last confirmed 21 days ago
B
Retailer 18
-
$1,419 NZD
$797 USD
View
B
Retailer 19
-
$1,514 NZD
$851 USD
View
B
Retailer 20
-
$1,727 NZD
$970 USD
View
Most Expensive
B
MOH London
LG813657649 · Oct 29
$2,076 NZD
£918 GBP
View
20 more retailers have this diamond
Prices start from $397 NZDSave up to $1,679 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
1.28ct Radiant
$397 NZD