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Radiant|Lab Grown|IGI

1.53ct F SI1 Radiant Lab Grown Diamond

GD • F/SI1 • IGI LG615383108

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

Certificate IGI LG615383108

Diamond specifications and retailer prices

From HK$1,826 HKD
As of November 1, 2026
Save HK$8,049 HKD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$9,875 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

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 F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG615383108 or 615383108. Listed at 16 retailers as of November 1, 2026, with prices from HK$1,826 to HK$9,875, a HK$8,049 spread on the same certified stone. Brilliant Earth lists it at HK$9,875. 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
F
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615383108
Dimensions8.10 × 5.87 × 3.99 mm
L/W Ratio1.38
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
8.10 mm5.87 mm1.53 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615383108
Side View
Table 67.0%Crown 37.1°Girdle: MediumPavilion 38.9°Culet: NoneDepth 68.0%

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$9,875 HKD|Low: HK$1,513 HKD|High: HK$10,189 HKD|Avg: HK$4,518 HKD|-3.1%
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
November 2, 2026
Retailer 12HK$1,575 HKD
Retailer 5HK$1,826 HKD
Retailer 11HK$1,959 HKD
Retailer 14HK$1,959 HKD
Retailer 10HK$2,516 HKD
Retailer 9HK$3,354 HKD
Retailer 4HK$3,394 HKD
Retailer 7HK$3,582 HKD
Retailer 6HK$3,974 HKD
Retailer 2HK$5,298 HKD
Retailer 13HK$5,956 HKD
Retailer 3HK$6,286 HKD
Retailer 8HK$9,146 HKD
Brilliant EarthHK$9,875 HKD

41 data points across 14 retailers

16 retailersHK$1,826 HKD to HK$9,875 HKD

Retailer 1
-
HK$1,575 HKD
Price last confirmed 8 days ago
B+
Retailer 2
-
HK$1,826 HKD
View
B+
Retailer 3
-
HK$1,959 HKD
View
Retailer 4
-
HK$1,959 HKD
View
Price last confirmed 13 days ago
B+
Retailer 5
-
HK$3,354 HKD
View
B
Retailer 6
-
HK$3,394 HKD
View
B+
Retailer 7
-
HK$3,582 HKD
View
B+
Retailer 8
-
HK$3,707 HKD
View
B+
Retailer 9
-
HK$3,974 HKD
View
B+
Retailer 10
-
HK$5,228 HKD
View
B+
Retailer 11
-
HK$5,298 HKD
View
Retailer 12
-
HK$5,956 HKD
View
Price last confirmed 10 days ago
B
Retailer 13
-
HK$6,286 HKD
View
B
Retailer 14
-
HK$6,701 HKD
View
B
Retailer 15
-
HK$9,146 HKD
View
Most Expensive
B
Brilliant Earth
19001599A · Nov 2
HK$9,875 HKD
$1,260 USD
View
15 more retailers have this diamond
Prices start from HK$1,826 HKDSave up to HK$8,049 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$1,826 HKD