CaratHunter
Plans
Round|Lab Grown|IGI

1.63ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • IGI LG425066630

Shape and cutting style on the report: Round brilliant

Certificate IGI LG425066630

Diamond specifications and retailer prices

From HK$8,160 HKD
$1,040 USD
As of October 31, 2026
Save HK$36,679 HKD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$44,838 HKD at MOH London · As of November 1, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG425066630 or 425066630. Listed at 12 retailers as of October 31, 2026, with prices from HK$8,160 to HK$44,838, a HK$36,679 spread on the same certified stone. MOH London lists it at HK$44,838. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425066630
Dimensions7.50 × 7.47 × 4.72 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
7.50 mm7.47 mm1.63 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG425066630
Side View
Table 54.5%Crown 34.9°Girdle: ThickPavilion 40.9°Culet: NoneDepth 63.1%

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 31
Current: HK$44,838 HKD|Low: HK$8,160 HKD|High: HK$45,436 HKD|Avg: HK$25,207 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 2HK$8,160 HKD
Retailer 6HK$13,534 HKD
Retailer 9HK$15,158 HKD
Retailer 7HK$15,699 HKD
Retailer 4HK$16,946 HKD
Retailer 10HK$17,025 HKD
Retailer 12HK$20,948 HKD
Retailer 8HK$24,651 HKD
Retailer 5HK$27,068 HKD
Retailer 11HK$42,996 HKD
MOH LondonHK$44,838 HKD
Retailer 3HK$44,938 HKD

18 data points across 12 retailers

12 retailersHK$8,160 HKD to HK$44,838 HKD

A
Cheapest Retailer
-
HK$8,160 HKD
$1,040 USD
B+
Retailer 2
-
HK$13,534 HKD
$1,725 USD
View
B+
Retailer 3
-
HK$14,726 HKD
$1,877 USD
View
B+
Retailer 4
-
HK$15,158 HKD
$1,932 USD
View
Final sale: no returns
B
Retailer 5
-
HK$15,699 HKD
$2,001 USD
View
Retailer 6
-
HK$15,699 HKD
$2,001 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
HK$17,025 HKD
$2,170 USD
View
B
Retailer 8
-
HK$24,651 HKD
$3,142 USD
View
B
Retailer 9
-
HK$27,068 HKD
$3,450 USD
View
B
Retailer 10
-
HK$29,429 HKD
$3,751 USD
View
B
Retailer 11
-
HK$42,996 HKD
$5,480 USD
View
Most Expensive
B
MOH London
LG425066630 · Nov 1
HK$44,838 HKD
£4,500 GBP
View
11 more retailers have this diamond
Prices start from HK$8,160 HKDSave up to HK$36,679 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$8,160 HKD