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Radiant|Lab Grown|IGI

5.55ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG615380127

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

Certificate IGI LG615380127

Diamond specifications and retailer prices

From HK$4,072 HKD
$519 USD
As of October 30, 2026
Save HK$32,097 HKD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$36,169 HKD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 5.55ct lab-grown radiant diamond

This 5.55ct lab-grown radiant sits in the over five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG615380127 or 615380127. Listed at 11 retailers as of October 30, 2026, with prices from HK$4,072 to HK$36,169, a HK$32,097 spread on the same certified stone. Do Amore Diamonds lists it at HK$36,169. 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

5.55
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615380127
Dimensions12.47 × 8.69 × 5.94 mm
L/W Ratio1.43
Culet sizeNone
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
12.47 mm8.69 mm5.55 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615380127
Side View
Table 64.0%Crown 41.7°Girdle: MED-STKPavilion 36°Culet: NoneDepth 68.4%

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$36,169 HKD|Low: HK$4,072 HKD|High: HK$51,468 HKD|Avg: HK$17,593 HKD|-11.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 9HK$4,072 HKD
Retailer 7HK$4,558 HKD
Retailer 4HK$5,921 HKD
Retailer 11HK$7,822 HKD
Retailer 6HK$7,846 HKD
Retailer 8HK$13,024 HKD
Retailer 3HK$14,359 HKD
Retailer 10HK$14,648 HKD
Retailer 2HK$24,183 HKD
Retailer 5HK$26,518 HKD
Do Amore DiamondsHK$36,169 HKD

28 data points across 11 retailers

11 retailersHK$4,072 HKD to HK$36,169 HKD

A
Cheapest Retailer
-
HK$4,072 HKD
$519 USD
A
Retailer 2
-
HK$4,558 HKD
$581 USD
View
A
Retailer 3
-
HK$5,921 HKD
£594 GBP
View
B+
Retailer 4
-
HK$7,822 HKD
$997 USD
View
B+
Retailer 5
-
HK$7,846 HKD
$1,000 USD
View
B+
Retailer 6
-
HK$13,024 HKD
$1,660 USD
View
B+
Retailer 7
-
HK$14,359 HKD
$1,830 USD
View
B+
Retailer 8
-
HK$14,648 HKD
$1,867 USD
View
B
Retailer 9
-
HK$24,183 HKD
£2,427 GBP
View
B
Retailer 10
-
HK$26,518 HKD
$3,380 USD
View
Most Expensive
B
Do Amore Diamonds
27-AE0412987 · Nov 2
HK$36,169 HKD
$4,610 USD
View
10 more retailers have this diamond
Prices start from HK$4,072 HKDSave up to HK$32,097 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
5.55ct Radiant
HK$4,072 HKD