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Round|Lab Grown|IGI

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 $201 USD
As of October 29, 2026
Save $966 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,167 USD at MOH London · As of October 26, 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 October 26, 2026, with prices from $201 to $1,167, a $966 spread on the same certified stone. MOH London lists it at $1,167. 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
Color
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

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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: Oct 29
Current: $1,167 USD|Low: $193 USD|High: $1,180 USD|Avg: $521 USD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 5$201 USD
Retailer 8$225 USD
Retailer 7$249 USD
Retailer 6$328 USD
Retailer 2$417 USD
Retailer 3$456 USD
Retailer 9$510 USD
Retailer 4$804 USD
Retailer 10$814 USD
MOH London$1,167 USD

43 data points across 10 retailers

15 retailers$201 USD to $1,167 USD

A
Cheapest Retailer
-
$201 USD
A
Retailer 2
-
$225 USD
View
Final sale: no returns
A
Retailer 3
-
$233 USD
View
A
Retailer 4
-
$249 USD
View
A
Retailer 5
-
$249 USD
View
A
Retailer 6
-
$282 USD
HK$2,200 HKD
View
B+
Retailer 7
-
$328 USD
View
A
Retailer 8
-
$417 USD
€397 EUR
View
A
Retailer 9
-
$456 USD
£359 GBP
View
A
Retailer 10
-
$493 USD
View
A
Retailer 11
-
$510 USD
View
B
Retailer 12
-
$801 USD
View
B
Retailer 13
-
$804 USD
View
B
Retailer 14
-
$814 USD
SGD 1,100 SGD
View
Most Expensive
B
MOH London
LG523263853 · Oct 26
$1,167 USD
£919 GBP
View
14 more retailers have this diamond
Prices start from $201 USDSave up to $966 USD

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
$201 USD