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0.45ct H SI1 Round Lab Grown Diamond

VG • H/SI1 • IGI LG462173063

Shape and cutting style on the report: Round brilliant

Certificate IGI LG462173063

Diamond specifications and retailer prices

From HK$1,820 HKD
$232 USD
As of November 1, 2026
Save HK$7,267 HKD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$9,087 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 0.45ct lab-grown round diamond

This 0.45ct lab-grown round sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG462173063 or 462173063. Listed at 9 retailers as of October 29, 2026, with prices from HK$1,820 to HK$9,087, a HK$7,267 spread on the same certified stone. MOH London lists it at HK$9,087. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.45
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG462173063
Dimensions4.78 × 4.84 × 3.06 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Blue Nuance 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
4.78 mm4.84 mm0.45 ctH / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG462173063
Side View
Table 59.5%Crown 37.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.5%

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: Nov 1
Current: HK$9,087 HKD|Low: HK$1,750 HKD|High: HK$9,147 HKD|Avg: HK$3,862 HKD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 4HK$1,820 HKD
Retailer 7HK$2,110 HKD
Retailer 5HK$2,260 HKD
Retailer 2HK$2,354 HKD
Retailer 6HK$3,829 HKD
Retailer 9HK$3,844 HKD
Retailer 3HK$4,341 HKD
Retailer 8HK$4,551 HKD
MOH LondonHK$9,087 HKD

17 data points across 9 retailers

9 retailersHK$1,820 HKD to HK$9,087 HKD

A
Cheapest Retailer
-
HK$1,820 HKD
$232 USD
B+
Retailer 2
-
HK$2,110 HKD
$269 USD
View
B+
Retailer 3
-
HK$2,260 HKD
$288 USD
View
Retailer 4
-
HK$2,260 HKD
$288 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
HK$2,354 HKD
$300 USD
View
B
Retailer 6
-
HK$3,829 HKD
$488 USD
View
B
Retailer 7
-
HK$4,341 HKD
€527 EUR
View
B
Retailer 8
-
HK$7,249 HKD
$924 USD
View
Most Expensive
B
MOH London
LG462173063 · Oct 29
HK$9,087 HKD
£912 GBP
View
8 more retailers have this diamond
Prices start from HK$1,820 HKDSave up to HK$7,267 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
0.45ct Round
HK$1,820 HKD