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Heart|Lab Grown|IGI

1.22ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG837646991

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG837646991

Diamond specifications and retailer prices

From HK$2,024 HKD
As of November 4, 2026
Save HK$15,943 HKD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$17,967 HKD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.22ct lab-grown heart diamond

This 1.22ct lab-grown heart 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 LG837646991 or 837646991. Listed at 13 retailers as of November 4, 2026, with prices from HK$2,024 to HK$17,967, a HK$15,943 spread on the same certified stone. Do Amore Diamonds lists it at HK$17,967. 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 angle34.4°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837646991
Dimensions7.21 × 6.32 × 4.63 mm
L/W Ratio1.14
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
7.21 mm6.32 mm1.22 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837646991
Side View
Table 56.0%Crown 34.4°Girdle: STK-THKPavilion 41.9°Culet: NoneDepth 64.2%

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 4
Current: HK$17,967 HKD|Low: HK$1,985 HKD|High: HK$18,359 HKD|Avg: HK$8,242 HKD|-2.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 4, 2026
Retailer 10HK$2,024 HKD
Retailer 2HK$2,848 HKD
Retailer 8HK$3,923 HKD
Retailer 12HK$4,182 HKD
Retailer 4HK$4,911 HKD
Retailer 5HK$6,481 HKD
Retailer 6HK$6,802 HKD
Retailer 11HK$7,712 HKD
Retailer 13HK$8,913 HKD
Retailer 7HK$11,110 HKD
Retailer 9HK$13,291 HKD
Retailer 3HK$15,613 HKD
Do Amore DiamondsHK$17,967 HKD

33 data points across 13 retailers

13 retailersHK$2,024 HKD to HK$17,967 HKD

A
Cheapest Retailer
-
HK$2,024 HKD
A
Retailer 2
-
HK$2,848 HKD
View
A
Retailer 3
-
HK$3,923 HKD
View
A
Retailer 4
-
HK$4,182 HKD
View
A
Retailer 5
-
HK$4,911 HKD
View
B+
Retailer 6
-
HK$6,481 HKD
View
B+
Retailer 7
-
HK$6,802 HKD
View
B+
Retailer 8
-
HK$7,712 HKD
View
B+
Retailer 9
-
HK$8,913 HKD
View
B+
Retailer 10
-
HK$11,110 HKD
View
B
Retailer 11
-
HK$13,291 HKD
View
B
Retailer 12
-
HK$15,613 HKD
View
Most Expensive
B
Do Amore Diamonds
27-4A63AF22A · Nov 4
HK$17,967 HKD
$2,290 USD
View
12 more retailers have this diamond
Prices start from HK$2,024 HKDSave up to HK$15,943 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 Heart
HK$2,024 HKD