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Radiant|Lab Grown|IGI

5.38ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG551208000

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

Certificate IGI LG551208000

Diamond specifications and retailer prices

From HK$5,029 HKD
$641 USD
As of October 30, 2026
Save HK$23,255 HKD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$28,284 HKD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 5.38ct lab-grown radiant diamond

This 5.38ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG551208000 or 551208000. Listed at 15 retailers as of October 28, 2026, with prices from HK$5,029 to HK$28,284, a HK$23,255 spread on the same certified stone. Rare Carat lists it at HK$28,284. 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

5.38
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG551208000
Dimensions12.55 × 8.51 × 5.69 mm
L/W Ratio1.47
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
12.55 mm8.51 mm5.38 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG551208000
Side View
Table 65.0%Crown 44.5°Girdle: ThickPavilion 34.5°Culet: NoneDepth 66.9%

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$28,284 HKD|Low: HK$5,029 HKD|High: HK$70,141 HKD|Avg: HK$20,368 HKD
Rare Carat
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 7HK$5,029 HKD
Retailer 5HK$5,468 HKD
Retailer 14HK$5,829 HKD
Retailer 13HK$6,542 HKD
Retailer 18HK$6,929 HKD
Retailer 15HK$7,218 HKD
Retailer 17HK$9,054 HKD
Retailer 2HK$9,316 HKD
Retailer 4HK$9,533 HKD
Retailer 8HK$12,802 HKD
Retailer 12HK$14,899 HKD
Retailer 19HK$16,398 HKD
Retailer 3HK$17,888 HKD
Retailer 6HK$20,124 HKD
Retailer 16HK$24,701 HKD
Rare CaratHK$28,284 HKD
Retailer 10HK$34,954 HKD
Retailer 9HK$49,828 HKD
Retailer 11HK$70,141 HKD

5 data points across 19 retailers

15 retailersHK$5,029 HKD to HK$28,284 HKD

A
Cheapest Retailer
-
HK$5,029 HKD
$641 USD
A
Retailer 2
-
HK$5,468 HKD
$697 USD
View
A
Retailer 3
-
HK$5,829 HKD
$743 USD
View
A
Retailer 4
-
HK$6,542 HKD
£657 GBP
View
A
Retailer 5
-
HK$6,929 HKD
View
A
Retailer 6
-
HK$7,218 HKD
$920 USD
View
A
Retailer 7
-
HK$9,054 HKD
$1,154 USD
View
A
Retailer 8
-
HK$9,316 HKD
£935 GBP
View
B+
Retailer 9
-
HK$9,533 HKD
$1,215 USD
View
B+
Retailer 10
-
HK$14,899 HKD
$1,899 USD
View
B+
Retailer 11
-
HK$16,398 HKD
$2,090 USD
View
B
Retailer 12
-
HK$17,888 HKD
$2,280 USD
View
B
Retailer 13
-
HK$20,124 HKD
$2,565 USD
View
B
Retailer 14
-
HK$24,701 HKD
£2,479 GBP
View
Most Expensive
B
Rare Carat
KI0002080KF551 · Oct 28
HK$28,284 HKD
$3,605 USD
View
14 more retailers have this diamond
Prices start from HK$5,029 HKDSave up to HK$23,255 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
5.38ct Radiant
HK$5,029 HKD