Radiant|Lab Grown|IGI

1.23ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG839695403

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

Certificate IGI LG839695403

Diamond specifications and retailer prices

From $350 NZD
$197 USD
As of October 31, 2026
Save $2,046 NZD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,395 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839695403 or 839695403. Listed at 16 retailers as of October 31, 2026, with prices from $350 to $2,395, a $2,046 spread on the same certified stone. Brilliant Earth lists it at $2,395. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839695403
Dimensions8.17 × 5.10 × 3.40 mm
L/W Ratio1.60
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.17 mm5.10 mm1.23 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839695403
Side View
Table 68.0%Crown 44.6°Girdle: MediumPavilion 34°Culet: NoneDepth 66.7%

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: $1,807 NZD|Low: $350 NZD|High: $2,415 NZD|Avg: $1,120 NZD|-3.1%
Retailer 1
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
November 1, 2026
Retailer 14$350 NZD
Retailer 11$362 NZD
Retailer 8$473 NZD
Retailer 12$523 NZD
Retailer 10$643 NZD
Retailer 5$665 NZD
Retailer 9$693 NZD
Retailer 6$962 NZD
Retailer 3$997 NZD
Retailer 15$1,268 NZD
Retailer 13$1,313 NZD
Retailer 2$1,339 NZD
Retailer 7$1,510 NZD
Retailer 4$1,597 NZD
Retailer 1$1,807 NZD

26 data points across 15 retailers

16 retailers$350 NZD to $2,395 NZD

A
Cheapest Retailer
-
$350 NZD
$197 USD
Final sale: no returns
A
Retailer 2
-
$362 NZD
$204 USD
View
A
Retailer 3
-
$473 NZD
£210 GBP
View
B+
Retailer 4
-
$523 NZD
$295 USD
View
A
Retailer 5
-
$643 NZD
€345 EUR
View
Retailer 6
-
$665 NZD
ZAR 6,053 ZAR
View
Price last confirmed 14 days ago
A
Retailer 7
-
$693 NZD
£308 GBP
View
Retailer 8
-
$962 NZD
A$834 AUD
View
Price last confirmed 15 days ago
A
Retailer 9
-
$997 NZD
$562 USD
View
B+
Retailer 10
-
$1,268 NZD
SGD 966 SGD
View
B+
Retailer 11
-
$1,313 NZD
$740 USD
View
B+
Retailer 12
-
$1,339 NZD
$755 USD
View
Retailer 13
-
$1,510 NZD
A$1,309 AUD
View
Price last confirmed 24 days ago
Retailer 14
-
$1,597 NZD
$900 USD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
$1,807 NZD
£802 GBP
View
Most Expensive
B
Brilliant Earth
22411292A · Oct 31
$2,395 NZD
$1,350 USD
View
15 more retailers have this diamond
Prices start from $350 NZDSave up to $2,046 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
1.23ct Radiant
$350 NZD