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Round|Lab Grown|IGI

1.09ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG476157509

Shape and cutting style on the report: Round brilliant

Certificate IGI LG476157509

Diamond specifications and retailer prices

From $1,422 NZD
$800 USD
As of October 31, 2026
Save $6,176 NZD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,598 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.09ct lab-grown round diamond

This 1.09ct lab-grown round sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG476157509 or 476157509. Listed at 12 retailers as of October 31, 2026, with prices from $1,422 to $7,598, a $6,176 spread on the same certified stone. MOH London lists it at $7,598. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG476157509
Dimensions6.61 × 6.63 × 4.08 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
6.61 mm6.63 mm1.09 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG476157509
Side View
Table 57.0%Crown 34.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.6%

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: $7,598 NZD|Low: $1,422 NZD|High: $7,688 NZD|Avg: $3,561 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
November 1, 2026
Retailer 6$1,422 NZD
Retailer 5$2,039 NZD
Retailer 10$2,282 NZD
Retailer 7$2,364 NZD
Retailer 9$2,364 NZD
Retailer 11$2,675 NZD
Retailer 12$3,338 NZD
Retailer 8$3,759 NZD
Retailer 2$4,347 NZD
Retailer 3$4,660 NZD
Retailer 4$5,293 NZD
MOH London$7,598 NZD

17 data points across 12 retailers

12 retailers$1,422 NZD to $7,598 NZD

A
Cheapest Retailer
-
$1,422 NZD
$800 USD
B+
Retailer 2
-
$2,039 NZD
$1,147 USD
View
B+
Retailer 3
-
$2,218 NZD
$1,248 USD
View
B+
Retailer 4
-
$2,282 NZD
$1,284 USD
View
Final sale: no returns
Retailer 5
-
$2,364 NZD
$1,330 USD
View
Price last confirmed 16 days ago
B+
Retailer 6
-
$2,364 NZD
$1,330 USD
View
B+
Retailer 7
-
$2,675 NZD
$1,505 USD
View
B
Retailer 8
-
$3,759 NZD
$2,115 USD
View
B
Retailer 9
-
$4,347 NZD
ZAR 39,510 ZAR
View
B
Retailer 10
-
$4,433 NZD
$2,494 USD
View
B
Retailer 11
-
$4,660 NZD
$2,622 USD
View
Most Expensive
B
MOH London
LG476157509 · Nov 1
$7,598 NZD
£3,366 GBP
View
11 more retailers have this diamond
Prices start from $1,422 NZDSave up to $6,176 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
1.09ct Round
$1,422 NZD