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1.62ct H SI2 Round Lab Grown Diamond

ID • H/SI2 • IGI LG425065412

Shape and cutting style on the report: Round brilliant

Certificate IGI LG425065412

Diamond specifications and retailer prices

From $1,686 NZD
$950 USD
As of October 30, 2026
Save $6,715 NZD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,401 NZD at MOH London · As of October 29, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG425065412 or 425065412. Listed at 10 retailers as of October 29, 2026, with prices from $1,686 to $8,401, a $6,715 spread on the same certified stone. MOH London lists it at $8,401. 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
H
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425065412
Dimensions7.53 × 7.58 × 4.69 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.53 mm7.58 mm1.62 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG425065412
Side View
Table 56.0%Crown 34.1°GirdlePavilion 41.2°Culet: NoneDepth 62.1%

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 30
Current: $8,401 NZD|Low: $1,686 NZD|High: $8,468 NZD|Avg: $4,263 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
October 30, 2026
Retailer 2$1,686 NZD
Retailer 4$2,521 NZD
Retailer 7$2,745 NZD
Retailer 9$2,825 NZD
Retailer 5$2,926 NZD
Retailer 11$3,992 NZD
Retailer 6$4,617 NZD
Retailer 10$5,310 NZD
Retailer 8$5,484 NZD
Retailer 3$6,548 NZD
MOH London$8,401 NZD

17 data points across 11 retailers

10 retailers$1,686 NZD to $8,401 NZD

A
Cheapest Retailer
-
$1,686 NZD
$950 USD
B+
Retailer 2
-
$2,521 NZD
$1,421 USD
View
B+
Retailer 3
-
$2,745 NZD
$1,547 USD
View
B+
Retailer 4
-
$2,825 NZD
$1,592 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,926 NZD
$1,649 USD
View
Retailer 6
-
$2,926 NZD
$1,649 USD
View
Price last confirmed 19 days ago
B
Retailer 7
-
$4,617 NZD
$2,602 USD
View
B
Retailer 8
-
$5,310 NZD
$2,993 USD
View
B
Retailer 9
-
$5,484 NZD
$3,091 USD
View
Most Expensive
B
MOH London
LG425065412 · Oct 29
$8,401 NZD
£3,728 GBP
View
9 more retailers have this diamond
Prices start from $1,686 NZDSave up to $6,715 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
$1,686 NZD