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4.54ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG578321347

Shape and cutting style on the report: Round brilliant

Certificate IGI LG578321347

Diamond specifications and retailer prices

From HK$5,727 HKD
$730 USD
As of October 31, 2026
Save HK$17,951 HKD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$23,678 HKD at Adiamor · As of October 31, 2026
View at Adiamor

About this 4.54ct lab-grown round diamond

This 4.54ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG578321347 or 578321347. Listed at 13 retailers as of October 31, 2026, with prices from HK$5,727 to HK$23,678, a HK$17,951 spread on the same certified stone. Adiamor lists it at HK$23,678. 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

4.54
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578321347
Dimensions10.58 × 10.62 × 6.56 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
10.58 mm10.62 mm4.54 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578321347
Side View
Table 57.0%Crown 35.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.8%

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$23,678 HKD|Low: HK$2,974 HKD|High: HK$24,792 HKD|Avg: HK$10,558 HKD
Adiamor
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 11HK$4,158 HKD
Retailer 4HK$4,543 HKD
Retailer 3HK$4,605 HKD
Retailer 7HK$5,727 HKD
Retailer 6HK$7,192 HKD
Retailer 10HK$7,195 HKD
Retailer 5HK$7,557 HKD
Retailer 12HK$7,987 HKD
Retailer 9HK$12,381 HKD
Retailer 2HK$16,919 HKD
Retailer 8HK$22,439 HKD
AdiamorHK$23,678 HKD

37 data points across 12 retailers

13 retailersHK$5,727 HKD to HK$23,678 HKD

Retailer 1
-
HK$3,711 HKD
$473 USD
Price last confirmed 38 days ago
Retailer 2
-
HK$4,158 HKD
$530 USD
View
Price last confirmed 38 days ago
Retailer 3
-
HK$4,543 HKD
$579 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
HK$5,727 HKD
$730 USD
View
A
Retailer 5
-
HK$7,192 HKD
€873 EUR
View
B+
Retailer 6
-
HK$7,195 HKD
$917 USD
View
A
Retailer 7
-
HK$7,557 HKD
£758 GBP
View
A
Retailer 8
-
HK$7,987 HKD
$1,018 USD
View
B+
Retailer 9
-
HK$12,381 HKD
$1,578 USD
View
Retailer 10
-
HK$14,805 HKD
$1,887 USD
View
Price last confirmed 35 days ago
B+
Retailer 11
-
HK$16,919 HKD
£1,698 GBP
View
B
Retailer 12
-
HK$22,439 HKD
$2,860 USD
View
Most Expensive
B
Adiamor
D-82054893 · Oct 31
HK$23,678 HKD
$3,018 USD
View
12 more retailers have this diamond
Prices start from HK$5,727 HKDSave up to HK$17,951 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
4.54ct Round
HK$5,727 HKD