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1.63ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG425065184

Shape and cutting style on the report: Round brilliant

Certificate IGI LG425065184

Diamond specifications and retailer prices

From HK$7,218 HKD
$920 USD
As of October 30, 2026
Save HK$26,191 HKD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$33,409 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.63ct lab-grown round diamond

This 1.63ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG425065184 or 425065184. Listed at 10 retailers as of October 29, 2026, with prices from HK$7,218 to HK$33,409, a HK$26,191 spread on the same certified stone. MOH London lists it at HK$33,409. 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

1.63
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425065184
Dimensions7.69 × 7.63 × 4.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.69 mm7.63 mm1.63 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG425065184
Side View
Table 57.0%Crown 32.8°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.5%

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: HK$33,409 HKD|Low: HK$7,218 HKD|High: HK$33,678 HKD|Avg: HK$16,966 HKD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2HK$7,218 HKD
Retailer 4HK$9,988 HKD
Retailer 7HK$11,117 HKD
Retailer 6HK$14,789 HKD
Retailer 3HK$16,437 HKD
Retailer 5HK$20,383 HKD
Retailer 8HK$23,132 HKD
MOH LondonHK$33,409 HKD

12 data points across 8 retailers

10 retailersHK$7,218 HKD to HK$33,409 HKD

A
Cheapest Retailer
-
HK$7,218 HKD
$920 USD
B+
Retailer 2
-
HK$8,921 HKD
$1,137 USD
View
B+
Retailer 3
-
HK$9,705 HKD
$1,237 USD
View
B+
Retailer 4
-
HK$9,988 HKD
$1,273 USD
View
Final sale: no returns
Retailer 5
-
HK$10,341 HKD
$1,318 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
HK$10,341 HKD
$1,318 USD
View
B
Retailer 7
-
HK$16,437 HKD
$2,095 USD
View
B
Retailer 8
-
HK$19,387 HKD
$2,471 USD
View
B
Retailer 9
-
HK$20,383 HKD
$2,598 USD
View
Most Expensive
B
MOH London
LG425065184 · Oct 29
HK$33,409 HKD
£3,353 GBP
View
9 more retailers have this diamond
Prices start from HK$7,218 HKDSave up to HK$26,191 HKD

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
1.63ct Round
HK$7,218 HKD