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Round|Lab Grown|IGI

1.51ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG480171488

Shape and cutting style on the report: Round brilliant

Certificate IGI LG480171488

Diamond specifications and retailer prices

From $1,544 NZD
$870 USD
As of October 31, 2026
Save $7,283 NZD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $8,826 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct 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 LG480171488 or 480171488. Listed at 12 retailers as of October 29, 2026, with prices from $1,544 to $8,826, a $7,283 spread on the same certified stone. MOH London lists it at $8,826. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG480171488
Dimensions7.39 × 7.37 × 4.51 mm
L/W Ratio1.00
Girdle conditionFaceted
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
7.39 mm7.37 mm1.51 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG480171488
Side View
Table 59.0%Crown 34.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.2%

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: $8,826 NZD|Low: $1,544 NZD|High: $8,896 NZD|Avg: $3,989 NZD|-0.5%
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
October 30, 2026
Retailer 2$1,544 NZD
Retailer 8$2,356 NZD
Retailer 12$2,562 NZD
Retailer 11$2,638 NZD
Retailer 9$2,732 NZD
Retailer 14$3,034 NZD
Retailer 5$3,185 NZD
Retailer 4$3,756 NZD
Retailer 10$4,320 NZD
Retailer 7$5,023 NZD
Retailer 3$5,092 NZD
Retailer 13$5,122 NZD
Retailer 6$6,114 NZD
MOH London$8,826 NZD

21 data points across 14 retailers

12 retailers$1,544 NZD to $8,826 NZD

A
Cheapest Retailer
-
$1,544 NZD
$870 USD
A
Retailer 2
-
$2,356 NZD
$1,328 USD
View
B+
Retailer 3
-
$2,562 NZD
$1,444 USD
View
B+
Retailer 4
-
$2,638 NZD
$1,487 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,732 NZD
$1,540 USD
View
Retailer 6
-
$2,732 NZD
$1,540 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
$3,034 NZD
$1,710 USD
View
B
Retailer 8
-
$4,320 NZD
$2,435 USD
View
B
Retailer 9
-
$5,023 NZD
ZAR 45,734 ZAR
View
B
Retailer 10
-
$5,092 NZD
$2,870 USD
View
B
Retailer 11
-
$5,122 NZD
$2,887 USD
View
Most Expensive
B
MOH London
LG480171488 · Oct 29
$8,826 NZD
£3,917 GBP
View
11 more retailers have this diamond
Prices start from $1,544 NZDSave up to $7,283 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
1.51ct Round
$1,544 NZD