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Round|Lab Grown|IGI

5.55ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG784604647

Shape and cutting style on the report: Round brilliant

Certificate IGI LG784604647

Diamond specifications and retailer prices

From HK$54,920 HKD
$7,000 USD
As of October 31, 2026
Save HK$337,012 HKD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$391,932 HKD at Mervis Diamond Importers · As of October 31, 2026
View at Mervis Diamond Importers

About this 5.55ct lab-grown round diamond

This 5.55ct lab-grown round sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784604647 or 784604647. Listed at 22 retailers as of October 31, 2026, with prices from HK$54,920 to HK$391,932, a HK$337,012 spread on the same certified stone. Mervis Diamond Importers lists it at HK$391,932. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.55
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784604647
Dimensions11.31 × 11.35 × 7.02 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.31 mm11.35 mm5.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784604647
Side View
Table 56.0%Crown 34.9°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.9%

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 31
Current: HK$391,932 HKD|Low: HK$54,920 HKD|High: HK$391,932 HKD|Avg: HK$134,158 HKD
Mervis Diamond Importers
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
November 1, 2026
Retailer 6HK$54,920 HKD
Retailer 12HK$67,646 HKD
Retailer 11HK$67,669 HKD
Retailer 13HK$67,865 HKD
Retailer 2HK$78,632 HKD
Retailer 7HK$78,928 HKD
Retailer 14HK$82,545 HKD
Retailer 10HK$99,218 HKD
Retailer 9HK$123,953 HKD
Retailer 8HK$127,580 HKD
Retailer 15HK$156,575 HKD
Retailer 4HK$167,066 HKD
Retailer 5HK$214,640 HKD
Retailer 3HK$306,061 HKD
Mervis Diamond ImportersHK$391,932 HKD

42 data points across 15 retailers

22 retailersHK$54,920 HKD to HK$391,932 HKD

A
Cheapest Retailer
-
HK$54,920 HKD
$7,000 USD
Final sale: no returns
Retailer 2
-
HK$58,552 HKD
$7,463 USD
View
Price last confirmed 21 days ago
Retailer 3
-
HK$60,890 HKD
$7,761 USD
View
Price last confirmed 18 days ago
A
Retailer 4
-
HK$67,646 HKD
$8,622 USD
View
A
Retailer 5
-
HK$67,669 HKD
$8,625 USD
View
A
Retailer 6
-
HK$67,865 HKD
$8,650 USD
View
Retailer 7
-
HK$67,920 HKD
$8,657 USD
View
Price last confirmed 29 days ago
Retailer 8
-
HK$67,920 HKD
$8,657 USD
View
Price last confirmed 19 days ago
A
Retailer 9
-
HK$78,632 HKD
£7,892 GBP
View
Retailer 10
-
HK$78,928 HKD
$10,060 USD
View
Price last confirmed 27 days ago
A
Retailer 11
-
HK$82,545 HKD
$10,521 USD
View
Retailer 12
-
HK$84,318 HKD
$10,747 USD
View
Price last confirmed 24 days ago
A
Retailer 13
-
HK$99,218 HKD
€12,044 EUR
View
A
Retailer 14
-
HK$117,999 HKD
$15,040 USD
View
A
Retailer 15
-
HK$123,953 HKD
£12,440 GBP
View
A
Retailer 16
-
HK$127,580 HKD
ZAR 262,700 ZAR
View
B+
Retailer 17
-
HK$144,800 HKD
$18,456 USD
View
B+
Retailer 18
-
HK$156,575 HKD
$19,957 USD
View
B+
Retailer 19
-
HK$167,066 HKD
$21,294 USD
View
B+
Retailer 20
-
HK$214,640 HKD
$27,358 USD
View
B
Retailer 21
-
HK$306,061 HKD
$39,010 USD
View
Most Expensive
B
Mervis Diamond Importers
1974989030 · Oct 31
HK$391,932 HKD
$49,955 USD
View
21 more retailers have this diamond
Prices start from HK$54,920 HKDSave up to HK$337,012 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 Round
HK$54,920 HKD