CaratHunter
Plans
Radiant|Lab Grown|IGI

1.28ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG836665002

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

Certificate IGI LG836665002

Diamond specifications and retailer prices

From $347 NZD
$195 USD
As of October 27, 2026
Save $1,825 NZD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,172 NZD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

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 LG836665002 or 836665002. Listed at 19 retailers as of October 26, 2026, with prices from $347 to $2,172, a $1,825 spread on the same certified stone. Brilliant Earth lists it at $2,172. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836665002
Dimensions7.81 × 5.26 × 3.62 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.81 mm5.26 mm1.28 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836665002
Side View
Table 65.0%Crown 45.1°Girdle: MediumPavilion 35.3°Culet: NoneDepth 68.8%

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 27
Current: $2,172 NZD|Low: $347 NZD|High: $2,172 NZD|Avg: $1,006 NZD
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 29, 2026
Retailer 3$347 NZD
Retailer 4$386 NZD
Retailer 18$402 NZD
Retailer 16$431 NZD
Retailer 17$431 NZD
Retailer 13$542 NZD
Retailer 14$739 NZD
Retailer 5$751 NZD
Retailer 2$783 NZD
Retailer 8$851 NZD
Retailer 19$1,006 NZD
Retailer 15$1,050 NZD
Retailer 11$1,148 NZD
Retailer 10$1,383 NZD
Retailer 7$1,387 NZD
Retailer 9$1,478 NZD
Retailer 12$2,022 NZD
Retailer 6$2,096 NZD
Brilliant Earth$2,172 NZD

9 data points across 19 retailers

19 retailers$347 NZD to $2,172 NZD

A
Cheapest Retailer
-
$347 NZD
$195 USD
A
Retailer 2
-
$386 NZD
$217 USD
View
Final sale: no returns
A
Retailer 3
-
$402 NZD
$226 USD
View
A
Retailer 4
-
$431 NZD
$242 USD
View
A
Retailer 5
-
$431 NZD
$242 USD
View
A
Retailer 6
-
$542 NZD
£240 GBP
View
A
Retailer 7
-
$739 NZD
ZAR 6,703 ZAR
View
A
Retailer 8
-
$751 NZD
$422 USD
View
A
Retailer 9
-
$783 NZD
£346 GBP
View
A
Retailer 10
-
$851 NZD
$478 USD
View
B+
Retailer 11
-
$1,006 NZD
$565 USD
View
B+
Retailer 12
-
$1,050 NZD
A$907 AUD
View
B+
Retailer 13
-
$1,148 NZD
$645 USD
View
Price last confirmed 8 days ago
B
Retailer 14
-
$1,383 NZD
$777 USD
View
B
Retailer 15
-
$1,387 NZD
$779 USD
View
B
Retailer 16
-
$1,478 NZD
$830 USD
View
B
Retailer 17
-
$2,022 NZD
£894 GBP
View
B
Retailer 18
-
$2,096 NZD
$1,177 USD
View
Most Expensive
B
Brilliant Earth
22221917A · Oct 26
$2,172 NZD
$1,220 USD
View
18 more retailers have this diamond
Prices start from $347 NZDSave up to $1,825 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
$347 NZD