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Radiant|Lab Grown|IGI

1.45ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG817605128

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

Certificate IGI LG817605128

Diamond specifications and retailer prices

From $323 NZD
$182 USD
As of October 30, 2026
Save $1,548 NZD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,871 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.45ct lab-grown radiant diamond

This 1.45ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817605128 or 817605128. Listed at 11 retailers as of October 30, 2026, with prices from $323 to $1,871, a $1,548 spread on the same certified stone. MOH London lists it at $1,871. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817605128
Dimensions8.02 × 5.53 × 3.78 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.02 mm5.53 mm1.45 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817605128
Side View
Table 66.0%Crown 42.5°Girdle: MediumPavilion 36.1°Culet: NoneDepth 68.4%

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: $1,871 NZD|Low: $306 NZD|High: $1,882 NZD|Avg: $1,056 NZD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8$323 NZD
Retailer 5$375 NZD
Retailer 7$482 NZD
Retailer 2$685 NZD
Retailer 4$976 NZD
Retailer 11$990 NZD
Retailer 10$1,287 NZD
Retailer 6$1,360 NZD
Retailer 9$1,386 NZD
Retailer 3$1,602 NZD
MOH London$1,871 NZD

29 data points across 11 retailers

11 retailers$323 NZD to $1,871 NZD

A
Cheapest Retailer
-
$323 NZD
$182 USD
A
Retailer 2
-
$375 NZD
$211 USD
View
Retailer 3
-
$482 NZD
£213 GBP
View
Price last confirmed 16 days ago
A
Retailer 4
-
$685 NZD
€367 EUR
View
A
Retailer 5
-
$976 NZD
A$845 AUD
View
B+
Retailer 6
-
$990 NZD
$557 USD
View
B+
Retailer 7
-
$1,287 NZD
$724 USD
View
B
Retailer 8
-
$1,360 NZD
$765 USD
View
B+
Retailer 9
-
$1,386 NZD
$780 USD
View
Retailer 10
-
$1,602 NZD
SGD 1,218 SGD
View
Price last confirmed 20 days ago
Most Expensive
B
MOH London
LG817605128 · Nov 1
$1,871 NZD
£829 GBP
View
10 more retailers have this diamond
Prices start from $323 NZDSave up to $1,548 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
1.45ct Radiant
$323 NZD