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Radiant|Lab Grown|IGI

1.53ct D SI1 Radiant Lab Grown Diamond

D/SI1

Diamond specifications and retailer prices

From HK$2,433 HKD
£244 GBP
As of November 1, 2026
Save HK$1,688 HKD (41%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$4,121 HKD at MoiMoi Australia · As of October 28, 2026
View at MoiMoi Australia

About this 1.53ct lab-grown radiant diamond

This 1.53ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included) and certified by IGI. Listed at 2 retailers as of October 28, 2026, with prices from HK$2,433 to HK$4,121, a HK$1,688 spread on the same certified stone. MoiMoi Australia lists it at HK$4,121. 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

1.53
Carat
D
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions8.00 × 5.79 × 3.80 mm
L/W Ratio1.38
Top View
8.00 mm5.79 mm1.53 ctD / SI1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 64.5%CrownGirdle: MediumPavilionCulet: NoneDepth 65.6%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: HK$4,121 HKD|Low: HK$2,426 HKD|High: HK$4,131 HKD|Avg: HK$2,775 HKD|-0.2%
MoiMoi Australia
Retailer 2
November 1, 2026
Retailer 2HK$2,433 HKD
MoiMoi AustraliaHK$4,121 HKD

33 data points across 2 retailers

2 retailersHK$2,433 HKD to HK$4,121 HKD

B+
Cheapest Retailer
-
HK$2,433 HKD
£244 GBP
Most Expensive
B
MoiMoi Australia
873742425 · Oct 28
HK$4,121 HKD
A$808 AUD
View
1 more retailer has this diamond
Prices start from HK$2,433 HKDSave up to HK$1,688 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+
1.53ct Radiant
HK$2,433 HKD