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Radiant|Lab Grown|IGI

1.52ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG634499931

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

Certificate IGI LG634499931

Diamond specifications and retailer prices

From HK$1,404 HKD
$179 USD
As of October 30, 2026
Save HK$9,109 HKD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$10,513 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.52ct lab-grown radiant diamond

This 1.52ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG634499931 or 634499931. Listed at 16 retailers as of October 29, 2026, with prices from HK$1,404 to HK$10,513, a HK$9,109 spread on the same certified stone. Brilliant Earth lists it at HK$10,513. 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

1.52
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.9°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634499931
Dimensions8.06 × 5.66 × 3.88 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.06 mm5.66 mm1.52 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634499931
Side View
Table 65.0%Crown 27.9°Girdle: MediumPavilion 36°Culet: NoneDepth 68.6%

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 30
Current: HK$10,513 HKD|Low: HK$1,404 HKD|High: HK$11,141 HKD|Avg: HK$4,453 HKD|-5.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 13HK$1,404 HKD
Retailer 8HK$1,632 HKD
Retailer 3HK$1,750 HKD
Retailer 15HK$1,750 HKD
Retailer 12HK$1,954 HKD
Retailer 4HK$3,099 HKD
Retailer 2HK$3,117 HKD
Retailer 10HK$3,205 HKD
Retailer 7HK$3,852 HKD
Retailer 6HK$4,370 HKD
Retailer 14HK$5,610 HKD
Retailer 9HK$5,931 HKD
Retailer 5HK$7,924 HKD
Retailer 11HK$8,210 HKD
Brilliant EarthHK$10,513 HKD

40 data points across 15 retailers

16 retailersHK$1,404 HKD to HK$10,513 HKD

A
Cheapest Retailer
-
HK$1,404 HKD
$179 USD
A
Retailer 2
-
HK$1,632 HKD
$208 USD
View
A
Retailer 3
-
HK$1,750 HKD
$223 USD
View
A
Retailer 4
-
HK$1,750 HKD
$223 USD
View
Retailer 5
-
HK$1,954 HKD
£196 GBP
View
Price last confirmed 14 days ago
B+
Retailer 6
-
HK$3,099 HKD
$395 USD
View
A
Retailer 7
-
HK$3,117 HKD
£313 GBP
View
Retailer 8
-
HK$3,205 HKD
€389 EUR
View
Price last confirmed 7 days ago
B+
Retailer 9
-
HK$3,852 HKD
$491 USD
View
B+
Retailer 10
-
HK$4,370 HKD
$557 USD
View
B+
Retailer 11
-
HK$5,610 HKD
$715 USD
View
B
Retailer 12
-
HK$5,931 HKD
$756 USD
View
B
Retailer 13
-
HK$6,130 HKD
£615 GBP
View
B
Retailer 14
-
HK$7,924 HKD
$1,010 USD
View
B
Retailer 15
-
HK$8,210 HKD
£824 GBP
View
Most Expensive
B
Brilliant Earth
10435411A · Oct 29
HK$10,513 HKD
$1,340 USD
View
15 more retailers have this diamond
Prices start from HK$1,404 HKDSave up to HK$9,109 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
1.52ct Radiant
HK$1,404 HKD