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Radiant|Lab Grown|IGI

1.54ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG532273099

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG532273099

Diamond specifications and retailer prices

From HK$6,419 HKD
£644 GBP
As of November 2, 2026
Save HK$6,080 HKD (49%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$12,499 HKD at B2C Jewels · As of November 2, 2026
View at B2C Jewels

About this 1.54ct lab-grown radiant diamond

This 1.54ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG532273099 or 532273099. Listed at 3 retailers as of November 2, 2026, with prices from HK$6,419 to HK$12,499, a HK$6,080 spread on the same certified stone. B2C Jewels lists it at HK$12,499. 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

1.54
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG532273099
Dimensions8.15 × 5.80 × 3.87 mm
L/W Ratio1.41
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
8.15 mm5.80 mm1.54 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG532273099
Side View
Table 64.5%Crown 39.4°Girdle: MediumPavilion 34.9°Culet: NoneDepth 66.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$12,499 HKD|Low: HK$1,326 HKD|High: HK$13,417 HKD|Avg: HK$5,811 HKD|+112.4%
B2C Jewels
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
September 23, 2026
Retailer 12HK$1,531 HKD
Retailer 7HK$1,765 HKD
Retailer 2HK$3,342 HKD
Retailer 8HK$3,492 HKD
Retailer 6HK$4,630 HKD
Retailer 5HK$4,731 HKD
Retailer 11HK$4,956 HKD
Retailer 4HK$7,394 HKD
Retailer 10HK$7,744 HKD
Retailer 3HK$8,849 HKD
Retailer 9HK$8,945 HKD
B2C JewelsHK$12,499 HKD

77 data points across 12 retailers

3 retailersHK$6,419 HKD to HK$12,499 HKD

B+
Cheapest Retailer
-
HK$6,419 HKD
£644 GBP
B
Retailer 2
-
HK$8,945 HKD
$1,140 USD
View
Most Expensive
B
B2C Jewels
20884913 · Nov 2
HK$12,499 HKD
$1,593 USD
View
2 more retailers have this diamond
Prices start from HK$6,419 HKDSave up to HK$6,080 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.

B+
1.54ct Radiant
HK$6,419 HKD