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Marquise|Lab Grown|IGI

1.22ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG754508146

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754508146

Diamond specifications and retailer prices

From HK$2,793 HKD
As of November 4, 2026
Save HK$20,980 HKD (88%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: HK$23,773 HKD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.22ct lab-grown marquise diamond

This 1.22ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508146 or 754508146. Listed at 32 retailers as of November 4, 2026, with prices from HK$2,793 to HK$23,773, a HK$20,980 spread on the same certified stone. Do Amore Diamonds lists it at HK$23,773. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508146
Dimensions11.26 × 5.54 × 3.44 mm
L/W Ratio2.03
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
11.26 mm5.54 mm1.22 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508146
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$23,773 HKD|Low: HK$2,675 HKD|High: HK$23,773 HKD|Avg: HK$9,333 HKD
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 4, 2026
Retailer 11HK$2,675 HKD
Retailer 13HK$2,793 HKD
Retailer 2HK$3,609 HKD
Retailer 18HK$3,750 HKD
Retailer 21HK$4,511 HKD
Retailer 20HK$4,613 HKD
Retailer 4HK$5,892 HKD
Retailer 7HK$5,931 HKD
Retailer 6HK$6,316 HKD
Retailer 3HK$6,504 HKD
Retailer 9HK$7,281 HKD
Retailer 16HK$7,752 HKD
Retailer 15HK$8,528 HKD
Retailer 5HK$9,839 HKD
Retailer 17HK$10,521 HKD
Retailer 19HK$10,537 HKD
Retailer 12HK$10,655 HKD
Retailer 10HK$12,396 HKD
Retailer 14HK$12,946 HKD
Retailer 8HK$14,397 HKD
Do Amore DiamondsHK$23,773 HKD

36 data points across 21 retailers

32 retailersHK$2,793 HKD to HK$23,773 HKD

Retailer 1
-
HK$2,675 HKD
Price last confirmed 27 days ago
Retailer 2
-
HK$2,675 HKD
View
Price last confirmed 35 days ago
A
Retailer 3
-
HK$2,793 HKD
View
Retailer 4
-
HK$3,107 HKD
View
Price last confirmed 36 days ago
A
Retailer 5
-
HK$3,256 HKD
View
Final sale: no returns
Retailer 6
-
HK$3,280 HKD
View
Price last confirmed 36 days ago
Retailer 7
-
HK$3,319 HKD
View
Price last confirmed 32 days ago
Retailer 8
-
HK$3,319 HKD
View
Price last confirmed 25 days ago
A
Retailer 9
-
HK$3,609 HKD
View
A
Retailer 10
-
HK$3,750 HKD
View
A
Retailer 11
-
HK$4,511 HKD
View
A
Retailer 12
-
HK$4,613 HKD
View
A
Retailer 13
-
HK$5,053 HKD
View
A
Retailer 14
-
HK$5,233 HKD
View
B+
Retailer 15
-
HK$5,892 HKD
View
A
Retailer 16
-
HK$5,931 HKD
View
B+
Retailer 17
-
HK$6,316 HKD
View
B+
Retailer 18
-
HK$6,504 HKD
View
B+
Retailer 19
-
HK$7,281 HKD
View
B+
Retailer 20
-
HK$7,752 HKD
View
B+
Retailer 21
-
HK$8,528 HKD
View
B+
Retailer 22
-
HK$9,839 HKD
View
B+
Retailer 23
-
HK$10,521 HKD
View
B
Retailer 24
-
HK$10,537 HKD
View
Retailer 25
-
HK$10,655 HKD
View
Price last confirmed 27 days ago
Retailer 26
-
HK$11,784 HKD
View
Price last confirmed 35 days ago
Retailer 27
-
HK$11,784 HKD
View
Price last confirmed 25 days ago
B
Retailer 28
-
HK$12,396 HKD
View
B
Retailer 29
-
HK$12,946 HKD
View
B
Retailer 30
-
HK$13,644 HKD
View
B
Retailer 31
-
HK$14,397 HKD
View
Most Expensive
B
Do Amore Diamonds
27-5169192F8 · Nov 4
HK$23,773 HKD
$3,030 USD
View
31 more retailers have this diamond
Prices start from HK$2,793 HKDSave up to HK$20,980 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 Marquise
HK$2,793 HKD