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1.54ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG407913891

Shape and cutting style on the report: Round brilliant

Certificate IGI LG407913891

Diamond specifications and retailer prices

From $1,601 NZD
As of November 5, 2026
Save $7,373 NZD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $8,974 NZD at MOH London · As of November 3, 2026
View at MOH London

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG407913891 or 407913891. Listed at 12 retailers as of November 3, 2026, with prices from $1,601 to $8,974, a $7,373 spread on the same certified stone. MOH London lists it at $8,974. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle31.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407913891
Dimensions7.49 × 7.52 × 4.54 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
7.49 mm7.52 mm1.54 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG407913891
Side View
Table 53.0%Crown 31.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.4%

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: Nov 5
Current: $8,974 NZD|Low: $1,601 NZD|High: $9,093 NZD|Avg: $4,344 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
November 3, 2026
Retailer 6$1,601 NZD
Retailer 7$2,407 NZD
Retailer 10$2,620 NZD
Retailer 12$2,695 NZD
Retailer 8$2,793 NZD
Retailer 13$3,095 NZD
Retailer 4$3,830 NZD
Retailer 9$4,415 NZD
Retailer 2$5,137 NZD
Retailer 3$5,205 NZD
Retailer 11$5,235 NZD
Retailer 5$7,993 NZD
MOH London$8,974 NZD

19 data points across 13 retailers

12 retailers$1,601 NZD to $8,974 NZD

A
Cheapest Retailer
-
$1,601 NZD
A
Retailer 2
-
$2,407 NZD
View
B+
Retailer 3
-
$2,620 NZD
View
B+
Retailer 4
-
$2,695 NZD
View
Final sale: no returns
Retailer 5
-
$2,793 NZD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$2,793 NZD
View
B+
Retailer 7
-
$3,095 NZD
View
B
Retailer 8
-
$4,415 NZD
View
B
Retailer 9
-
$5,137 NZD
View
B
Retailer 10
-
$5,205 NZD
View
B
Retailer 11
-
$5,235 NZD
View
Most Expensive
B
MOH London
LG407913891 · Nov 3
$8,974 NZD
£3,972 GBP
View
11 more retailers have this diamond
Prices start from $1,601 NZDSave up to $7,373 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 Round
$1,601 NZD