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1.56ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG442069081

Shape and cutting style on the report: Round brilliant

Certificate IGI LG442069081

Diamond specifications and retailer prices

From $1,526 NZD
$860 USD
As of October 31, 2026
Save $6,451 NZD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,977 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.56ct lab-grown round diamond

This 1.56ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG442069081 or 442069081. Listed at 11 retailers as of October 31, 2026, with prices from $1,526 to $7,977, a $6,451 spread on the same certified stone. MOH London lists it at $7,977. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.56
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG442069081
Dimensions7.42 × 7.38 × 4.65 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.42 mm7.38 mm1.56 ctJ / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG442069081
Side View
Table 56.0%Crown 35.5°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.9%

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: $7,977 NZD|Low: $1,526 NZD|High: $8,074 NZD|Avg: $4,028 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2$1,526 NZD
Retailer 3$2,140 NZD
Retailer 6$2,397 NZD
Retailer 4$2,482 NZD
Retailer 7$2,786 NZD
Retailer 9$3,515 NZD
Retailer 5$3,937 NZD
Retailer 8$4,757 NZD
Retailer 10$7,105 NZD
MOH London$7,977 NZD

14 data points across 10 retailers

11 retailers$1,526 NZD to $7,977 NZD

A
Cheapest Retailer
-
$1,526 NZD
$860 USD
B+
Retailer 2
-
$2,140 NZD
$1,206 USD
View
B+
Retailer 3
-
$2,330 NZD
$1,313 USD
View
B+
Retailer 4
-
$2,397 NZD
$1,351 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,482 NZD
$1,399 USD
View
Retailer 6
-
$2,482 NZD
$1,399 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
$2,786 NZD
$1,570 USD
View
B
Retailer 8
-
$3,937 NZD
$2,219 USD
View
B
Retailer 9
-
$4,654 NZD
$2,623 USD
View
B
Retailer 10
-
$4,757 NZD
$2,681 USD
View
Most Expensive
B
MOH London
LG442069081 · Nov 1
$7,977 NZD
£3,540 GBP
View
10 more retailers have this diamond
Prices start from $1,526 NZDSave up to $6,451 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
1.56ct Round
$1,526 NZD