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Round|Lab Grown|IGI

1.22ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG841678727

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841678727

Diamond specifications and retailer prices

From HK$1,977 HKD
$252 USD
As of November 1, 2026
Save HK$9,870 HKD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$11,848 HKD at Brilliant Earth · As of November 2, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG841678727 or 841678727. Listed at 16 retailers as of November 1, 2026, with prices from HK$1,977 to HK$11,848, a HK$9,870 spread on the same certified stone. Brilliant Earth lists it at HK$11,848. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841678727
Dimensions6.86 × 6.88 × 4.19 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
HEARTS & ARROWS 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 mm6.88 mm1.22 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841678727
Side View
Table 57.0%Crown 33.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.1%

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: Nov 1
Current: HK$11,848 HKD|Low: HK$1,977 HKD|High: HK$13,574 HKD|Avg: HK$6,237 HKD|-12.7%
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
Retailer 15
Retailer 16
November 2, 2026
Retailer 3HK$1,977 HKD
Retailer 15HK$2,291 HKD
Retailer 16HK$3,719 HKD
Retailer 2HK$3,885 HKD
Retailer 4HK$4,096 HKD
Retailer 10HK$4,119 HKD
Retailer 12HK$4,292 HKD
Retailer 6HK$5,822 HKD
Retailer 14HK$5,962 HKD
Retailer 5HK$7,524 HKD
Retailer 7HK$7,877 HKD
Retailer 11HK$8,752 HKD
Retailer 8HK$9,180 HKD
Retailer 9HK$9,815 HKD
Retailer 13HK$10,514 HKD
Brilliant EarthHK$11,848 HKD

13 data points across 16 retailers

16 retailersHK$1,977 HKD to HK$11,848 HKD

A
Cheapest Retailer
-
HK$1,977 HKD
$252 USD
A
Retailer 2
-
HK$2,291 HKD
$292 USD
View
A
Retailer 3
-
HK$3,719 HKD
$474 USD
View
A
Retailer 4
-
HK$3,885 HKD
£390 GBP
View
A
Retailer 5
-
HK$4,096 HKD
$522 USD
View
A
Retailer 6
-
HK$4,119 HKD
$525 USD
View
A
Retailer 7
-
HK$4,292 HKD
€521 EUR
View
B+
Retailer 8
-
HK$5,822 HKD
$742 USD
View
B+
Retailer 9
-
HK$5,962 HKD
A$1,169 AUD
View
B+
Retailer 10
-
HK$7,524 HKD
$959 USD
View
B+
Retailer 11
-
HK$7,877 HKD
$1,004 USD
View
B
Retailer 12
-
HK$8,752 HKD
A$1,716 AUD
View
B
Retailer 13
-
HK$9,180 HKD
$1,170 USD
View
B+
Retailer 14
-
HK$9,815 HKD
£985 GBP
View
B
Retailer 15
-
HK$10,514 HKD
$1,340 USD
View
Most Expensive
B
Brilliant Earth
22208587A · Nov 2
HK$11,848 HKD
$1,510 USD
View
15 more retailers have this diamond
Prices start from HK$1,977 HKDSave up to HK$9,870 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$1,977 HKD