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Round|Lab Grown|IGI

1.22ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG818644658

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818644658

Diamond specifications and retailer prices

From HK$3,107 HKD
$396 USD
As of October 29, 2026
Save HK$18,312 HKD (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$21,419 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.22ct lab-grown round diamond

This 1.22ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818644658 or 818644658. Listed at 21 retailers as of October 29, 2026, with prices from HK$3,107 to HK$21,419, a HK$18,312 spread on the same certified stone. Brilliant Earth lists it at HK$21,419. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644658
Dimensions6.86 × 6.91 × 4.13 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.86 mm6.91 mm1.22 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644658
Side View
Table 59.0%Crown 33.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.0%

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 29
Current: HK$21,419 HKD|Low: HK$2,981 HKD|High: HK$21,419 HKD|Avg: HK$8,089 HKD
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 1, 2026
Retailer 13HK$3,107 HKD
Retailer 4HK$3,483 HKD
Retailer 6HK$3,483 HKD
Retailer 14HK$3,852 HKD
Retailer 10HK$5,021 HKD
Retailer 8HK$6,055 HKD
Retailer 2HK$6,116 HKD
Retailer 7HK$6,257 HKD
Retailer 9HK$6,626 HKD
Retailer 12HK$9,266 HKD
Retailer 3HK$12,273 HKD
Retailer 5HK$12,396 HKD
Retailer 11HK$15,086 HKD
Brilliant EarthHK$21,419 HKD

42 data points across 14 retailers

21 retailersHK$3,107 HKD to HK$21,419 HKD

A
Cheapest Retailer
-
HK$3,107 HKD
$396 USD
A
Retailer 2
-
HK$3,483 HKD
$444 USD
View
A
Retailer 3
-
HK$3,483 HKD
$444 USD
View
Final sale: no returns
A
Retailer 4
-
HK$3,852 HKD
$491 USD
View
A
Retailer 5
-
HK$3,852 HKD
$491 USD
View
A
Retailer 6
-
HK$4,218 HKD
View
B+
Retailer 7
-
HK$5,021 HKD
$640 USD
View
B+
Retailer 8
-
HK$5,178 HKD
$660 USD
View
B+
Retailer 9
-
HK$6,049 HKD
$771 USD
View
B+
Retailer 10
-
HK$6,055 HKD
€735 EUR
View
B+
Retailer 11
-
HK$6,116 HKD
£614 GBP
View
B+
Retailer 12
-
HK$6,257 HKD
£628 GBP
View
B+
Retailer 13
-
HK$6,626 HKD
ZAR 13,643 ZAR
View
B
Retailer 14
-
HK$9,266 HKD
$1,181 USD
View
B
Retailer 15
-
HK$12,273 HKD
SGD 2,114 SGD
View
B
Retailer 16
-
HK$12,396 HKD
$1,580 USD
View
B
Retailer 17
-
HK$12,680 HKD
$1,616 USD
View
B
Retailer 18
-
HK$14,130 HKD
$1,801 USD
View
B
Retailer 19
-
HK$14,280 HKD
$1,820 USD
View
B
Retailer 20
-
HK$15,086 HKD
£1,514 GBP
View
Most Expensive
B
Brilliant Earth
21370825A · Oct 31
HK$21,419 HKD
$2,730 USD
View
20 more retailers have this diamond
Prices start from HK$3,107 HKDSave up to HK$18,312 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
1.22ct Round
HK$3,107 HKD