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1.62ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG523263853

Shape and cutting style on the report: Round brilliant

Certificate IGI LG523263853

Diamond specifications and retailer prices

From $357 NZD
$201 USD
As of November 1, 2026
Save $1,712 NZD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,069 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.62ct lab-grown round diamond

This 1.62ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG523263853 or 523263853. Listed at 15 retailers as of November 1, 2026, with prices from $357 to $2,069, a $1,712 spread on the same certified stone. MOH London lists it at $2,069. 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

1.62
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523263853
Dimensions7.52 × 7.49 × 4.65 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.52 mm7.49 mm1.62 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523263853
Side View
Table 57.5%Crown 35.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $2,069 NZD|Low: $342 NZD|High: $2,093 NZD|Avg: $926 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 5$357 NZD
Retailer 8$399 NZD
Retailer 7$442 NZD
Retailer 6$582 NZD
Retailer 3$740 NZD
Retailer 2$809 NZD
Retailer 9$905 NZD
Retailer 4$1,427 NZD
Retailer 10$1,444 NZD
MOH London$2,069 NZD

42 data points across 10 retailers

15 retailers$357 NZD to $2,069 NZD

A
Cheapest Retailer
-
$357 NZD
$201 USD
A
Retailer 2
-
$399 NZD
$225 USD
View
Final sale: no returns
A
Retailer 3
-
$413 NZD
$233 USD
View
Retailer 4
-
$442 NZD
$249 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$442 NZD
$249 USD
View
A
Retailer 6
-
$500 NZD
HK$2,200 HKD
View
B+
Retailer 7
-
$582 NZD
$328 USD
View
A
Retailer 8
-
$740 NZD
€397 EUR
View
A
Retailer 9
-
$809 NZD
£359 GBP
View
A
Retailer 10
-
$875 NZD
$493 USD
View
A
Retailer 11
-
$905 NZD
$510 USD
View
B
Retailer 12
-
$1,421 NZD
$801 USD
View
B
Retailer 13
-
$1,427 NZD
$804 USD
View
B
Retailer 14
-
$1,444 NZD
SGD 1,100 SGD
View
Most Expensive
B
MOH London
LG523263853 · Nov 1
$2,069 NZD
£918 GBP
View
14 more retailers have this diamond
Prices start from $357 NZDSave up to $1,712 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
1.62ct Round
$357 NZD