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Round|Lab Grown|IGI

5.53ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG687507324

Shape and cutting style on the report: Round brilliant

Certificate IGI LG687507324

Diamond specifications and retailer prices

From HK$6,253 HKD
$797 USD
As of October 31, 2026
Save HK$19,345 HKD (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$38,836 HKD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 5.53ct lab-grown round diamond

This 5.53ct lab-grown round 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 LG687507324 or 687507324. Listed at 16 retailers as of October 29, 2026, with a 309% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.53
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687507324
Dimensions11.33 × 11.28 × 6.98 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.33 mm11.28 mm5.53 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687507324
Side View
Table 61.0%Crown 34.2°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.8%

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 31
Current: HK$38,836 HKD|Low: HK$5,555 HKD|High: HK$39,307 HKD|Avg: HK$14,112 HKD|-1.2%
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
October 31, 2026
Retailer 14HK$5,586 HKD
Retailer 7HK$6,253 HKD
Retailer 15HK$6,481 HKD
Retailer 12HK$8,003 HKD
Retailer 10HK$9,274 HKD
Retailer 13HK$9,627 HKD
Retailer 2HK$10,362 HKD
Retailer 9HK$10,767 HKD
Retailer 11HK$15,974 HKD
Retailer 4HK$18,233 HKD
Retailer 5HK$20,705 HKD
Retailer 3HK$21,162 HKD
Retailer 6HK$22,354 HKD
Retailer 8HK$25,598 HKD
Rare CaratHK$38,836 HKD

36 data points across 15 retailers

16 retailersHK$6,253 HKD to HK$25,598 HKD

Retailer 1
-
HK$5,586 HKD
$712 USD
Price last confirmed 13 days ago
Retailer 2
-
HK$6,080 HKD
$775 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
HK$6,253 HKD
$797 USD
View
Final sale: no returns
Retailer 4
-
HK$6,481 HKD
$826 USD
View
Price last confirmed 19 days ago
Retailer 5
-
HK$6,481 HKD
$826 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
HK$8,003 HKD
$1,020 USD
View
B+
Retailer 7
-
HK$9,274 HKD
$1,182 USD
View
A
Retailer 8
-
HK$9,627 HKD
$1,227 USD
View
B+
Retailer 9
-
HK$10,362 HKD
£1,040 GBP
View
B+
Retailer 10
-
HK$15,974 HKD
$2,036 USD
View
Retailer 11
-
HK$18,233 HKD
$2,324 USD
View
Price last confirmed 13 days ago
B
Retailer 12
-
HK$20,705 HKD
$2,639 USD
View
B
Retailer 13
-
HK$21,162 HKD
$2,697 USD
View
B
Retailer 14
-
HK$22,354 HKD
$2,849 USD
View
B
Retailer 15
-
HK$25,598 HKD
£2,569 GBP
View
Most Expensive
Rare Carat
D-1-A_l_687507324 · Oct 18
HK$38,836 HKD
$4,950 USD
View
Price last confirmed 13 days ago
15 more retailers have this diamond
Prices start from HK$6,253 HKDSave up to HK$19,345 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
5.53ct Round
HK$6,253 HKD