Radiant|Lab Grown|IGI

1.54ct I VS1 Radiant Lab Grown Diamond

GD • I/VS1 • IGI LG570363627

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

Certificate IGI LG570363627

Diamond specifications and retailer prices

From $339 NZD
$191 USD
As of October 30, 2026
Save $1,624 NZD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,963 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.54ct lab-grown radiant diamond

This 1.54ct lab-grown radiant sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG570363627 or 570363627. Listed at 15 retailers as of October 30, 2026, with prices from $339 to $1,963, a $1,624 spread on the same certified stone. MOH London lists it at $1,963. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.54
Carat
I
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.4°
Pavilion angle31°
OriginLab Grown
Grading LabIGI
CertificateIGI LG570363627
Dimensions7.97 × 5.90 × 3.78 mm
L/W Ratio1.35
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.97 mm5.90 mm1.54 ctI / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG570363627
Side View
Table 60.5%Crown 41.4°Girdle: Slightly ThickPavilion 31°Culet: NoneDepth 64.1%

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: $1,963 NZD|Low: $264 NZD|High: $1,987 NZD|Avg: $842 NZD
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
Retailer 15
November 1, 2026
Retailer 10$339 NZD
Retailer 4$380 NZD
Retailer 14$392 NZD
Retailer 11$421 NZD
Retailer 15$421 NZD
Retailer 7$477 NZD
Retailer 8$689 NZD
Retailer 2$725 NZD
Retailer 13$736 NZD
Retailer 6$806 NZD
Retailer 5$880 NZD
Retailer 12$1,350 NZD
Retailer 9$1,354 NZD
Retailer 3$1,649 NZD
MOH London$1,963 NZD

28 data points across 15 retailers

15 retailers$339 NZD to $1,963 NZD

A
Cheapest Retailer
-
$339 NZD
$191 USD
B+
Retailer 2
-
$380 NZD
$214 USD
View
Final sale: no returns
B+
Retailer 3
-
$392 NZD
$221 USD
View
Retailer 4
-
$421 NZD
$237 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
$421 NZD
$237 USD
View
B+
Retailer 6
-
$477 NZD
HK$2,100 HKD
View
B+
Retailer 7
-
$689 NZD
€370 EUR
View
B+
Retailer 8
-
$725 NZD
ZAR 6,601 ZAR
View
B
Retailer 9
-
$736 NZD
$415 USD
View
B+
Retailer 10
-
$806 NZD
$454 USD
View
B+
Retailer 11
-
$880 NZD
$496 USD
View
B+
Retailer 12
-
$1,350 NZD
$761 USD
View
B+
Retailer 13
-
$1,354 NZD
$763 USD
View
B
Retailer 14
-
$1,649 NZD
£732 GBP
View
Most Expensive
B
MOH London
LG570363627 · Nov 1
$1,963 NZD
£871 GBP
View
14 more retailers have this diamond
Prices start from $339 NZDSave up to $1,624 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
1.54ct Radiant
$339 NZD