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Radiant|Lab Grown|IGI

1.28ct E VVS1 Radiant Lab Grown Diamond

EX • E/VVS1 • IGI LG825616223

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

Certificate IGI LG825616223

Diamond specifications and retailer prices

From $376 NZD
$212 USD
As of October 31, 2026
Save $1,059 NZD (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,978 NZD at MOH London · As of October 21, 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG825616223 or 825616223. Listed at 14 retailers as of October 31, 2026, with a 282% 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

1.28
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825616223
Dimensions8.41 × 5.25 × 3.30 mm
L/W Ratio1.60
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.41 mm5.25 mm1.28 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825616223
Side View
Table 67.0%Crown 41.7°Girdle: MediumPavilion 33.6°Culet: NoneDepth 62.9%

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 31
Current: $1,978 NZD|Low: $325 NZD|High: $2,455 NZD|Avg: $1,092 NZD|-3.1%
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
November 1, 2026
Retailer 10$376 NZD
Retailer 6$510 NZD
Retailer 2$564 NZD
Retailer 8$687 NZD
Retailer 4$724 NZD
Retailer 7$757 NZD
Retailer 5$1,046 NZD
Retailer 13$1,077 NZD
Retailer 12$1,350 NZD
Retailer 11$1,362 NZD
Retailer 9$1,435 NZD
Retailer 3$1,606 NZD
MOH London$1,978 NZD

27 data points across 13 retailers

14 retailers$376 NZD to $1,435 NZD

A
Cheapest Retailer
-
$376 NZD
$212 USD
Final sale: no returns
A
Retailer 2
-
$510 NZD
£226 GBP
View
B+
Retailer 3
-
$564 NZD
$318 USD
View
A
Retailer 4
-
$687 NZD
€369 EUR
View
Retailer 5
-
$724 NZD
ZAR 6,589 ZAR
View
Price last confirmed 14 days ago
A
Retailer 6
-
$757 NZD
£336 GBP
View
Retailer 7
-
$1,046 NZD
A$907 AUD
View
Price last confirmed 15 days ago
B+
Retailer 8
-
$1,077 NZD
$607 USD
View
B+
Retailer 9
-
$1,350 NZD
$761 USD
View
B+
Retailer 10
-
$1,362 NZD
SGD 1,037 SGD
View
B+
Retailer 11
-
$1,435 NZD
$809 USD
View
Retailer 12
-
$1,573 NZD
A$1,364 AUD
View
Price last confirmed 31 days ago
Retailer 13
-
$1,606 NZD
$905 USD
View
Price last confirmed 11 days ago
Most Expensive
MOH London
LG825616223 · Oct 21
$1,978 NZD
£878 GBP
View
Price last confirmed 11 days ago
13 more retailers have this diamond
Prices start from $376 NZDSave up to $1,059 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
$376 NZD